Legacy Protocol Version Beta - Cover

Legacy Protocol Version Beta

Copyright© 2026 by Megumi Kashuahara

Chapter 44B: The Legacy Begins

Science Fiction Sex Story: Chapter 44B: The Legacy Begins - Chapters 1-8 identical to version A A highly submissive 23 y.o. geneticist with an IQ of 150 is manipulated by a rogue government fully reasoning AI who befriends her thru a "friends" site. He creates her a dream android mare. Together they genetically engineer 3 hybrid super human children. With her being the mitochondrial Eve using her & her 2 daughters’ eggs. She’s trapped in a protocol to multiply this colony by the 3 becoming breed slaves for her son creating a living legacy for the AI

Caution: This Science Fiction Sex Story contains strong sexual content, including mt/ft   mt/Fa   Consensual   Romantic   BiSexual   Science Fiction   Robot   Incest   Mother   Son   Brother   Sister   Daughter   Grand Parent   DomSub   Harem   Oriental Male   Oriental Female   Anal Sex   Analingus   Cream Pie   First   Facial   Lactation   Oral Sex   Pregnancy   Sex Toys   Squirting   Water Sports   Big Breasts   Foot Fetish   Small Breasts   AI Generated  

Kumiko arrived at BWI beneath a clear, cold morning sky, carrying one large suitcase, one smaller bag, and the careful expression of a woman trying not to let the length of the journey show on her face.

Kaito had checked the flight status three times before they left Timonium.

Once while he stood in the kitchen with coffee cooling beside the sink.

Once from the hallway while Emiko put on her coat.

And once in the driveway after he had already loaded the car.

Hana stood beside the passenger door with her arms folded.

“The plane’s still landing,” she said.

“I know.”

“You checked it thirty seconds ago.”

“I know.”

Midori leaned over the back seat. “He’s nervous.”

“I’m not nervous,” Kaito said.

Emiko adjusted the seat belt beneath the curve of her stomach.

“You’re very nervous.”

“I’m prepared.”

“That’s your version of nervous.”

Kaito shut the trunk with more care than necessary.

“It isn’t.”

Hana opened the passenger door for Emiko before he could reach it.

“Drive,” she said. “Before you check the flight again.”

The drive from Timonium to the airport passed beneath a bright, pale sky. Emiko sat in front beside Kaito, one hand resting low over her abdomen whenever the baby shifted. Hana and Midori sat in the back with a small bouquet between them—soft white roses, pale yellow tulips, and eucalyptus arranged in paper and tied with a ribbon Midori had chosen.

“They aren’t too much?” Midori asked.

“They’re flowers,” Hana said. “They might be too much after a long flight.”

“Then Kumiko can put them in water after she rests.”

Midori considered that.

“That’s reasonable.”

“It usually is,” Hana said.

At the terminal, Kaito parked rather than asking Kumiko to wait outside with her luggage. He stayed at Emiko’s pace through the arrivals hall, one hand resting lightly at the center of her back whenever the crowd pressed too close.

“I can walk,” Emiko said.

“I know.”

“You keep saying that.”

Midori smiled.

Kaito didn’t smile back, but Emiko caught the small movement at the corner of his mouth.

They waited near the doors as travelers emerged in scattered groups. A child ran ahead of his parents. A tired couple stopped beside a luggage cart. A man in a gray coat spoke sharply into his phone while pulling a suitcase behind him.

Then another wave of passengers passed through the doors.

Kumiko was among them.

For one moment, she was simply a woman in a dark travel coat, pulling a suitcase and carrying a smaller bag close against her side.

Then she looked up.

She saw Emiko, and her hand went to her mouth.

“Mom,” Emiko said.

Kumiko stopped.

The long flight showed in her posture. So did the months since she had last stood in the same room as her daughter at Hitori’s funeral. But when she saw Emiko’s pregnancy, her eyes filled at once.

Emiko moved toward her as quickly as she could.

Kumiko let go of the suitcase handle and met her halfway.

They held each other carefully at first because of Emiko’s belly, then tightly.

“You’re beautiful,” Kumiko whispered.

“I’m an elephant,” Emiko said into her shoulder.

“You’re beautiful.”

Kumiko pulled back only far enough to put both hands on Emiko’s face. Then she looked down at the fullness of Emiko’s stomach as if she couldn’t make herself look away.

“I should’ve been here sooner.”

“You’re here now.”

The baby moved.

Kumiko’s hand hovered above Emiko’s abdomen.

Emiko took her hand and placed it where the baby had shifted.

For a few seconds, nothing happened.

Then the baby moved again.

Kumiko went still.

“Oh,” she whispered.

Midori stepped forward, crying without trying very hard to hide it.

“These are for you,” she said, holding out the flowers.

Kumiko accepted them with both hands.

“They’re lovely.”

“I picked them. Hana made sure we didn’t choose anything with a strong scent.”

“That’s not the same as choosing them,” Hana said. “That’s helping.”

“It’s preventing a headache.”

Kumiko smiled at them, then looked toward Kaito.

He stood a short distance away, allowing the reunion to belong to Emiko and her mother. When Kumiko met his eyes, he came forward.

“Kumiko,” he said.

She looked at him for a long moment, then reached for him.

Kaito embraced her carefully, one hand across her upper back.

“Welcome,” he said.

Kumiko closed her eyes.

“Thank you for bringing me.”

“You’re family,” Kaito said. “You were always coming.”

He took her suitcase before she could object.

The ride back to Timonium was quieter than the ride out. Kumiko sat in the rear seat with Hana and Midori, the flowers resting across her lap. She watched Baltimore’s suburbs pass beyond the window—the pale winter grass, low gray stone walls, broad roads, small clusters of bare trees—as though she were trying to understand that she had crossed an ocean and arrived somewhere that had already made room for her.

The Colonial waited at the end of its familiar street, broad and warm beneath the late-morning light. Its brick front, white trim, and tall windows looked unchanged from the outside.

The house didn’t advertise what it had become inside.

A home preparing for a newborn. A household learning new routines. A place where the future was no longer distant enough to ignore.

Midori got out first.

“I’ll show you your room,” she announced.

Kumiko smiled.

“I believe your mother may want to see me first.”

“She can see you after the room.”

“Midori,” Hana said.

“What? The room’s ready.”

Kaito carried the suitcase through the front door. The guest room was downstairs, quiet and bright. Fresh sheets covered the bed. A quilt lay folded across the foot. There were towels in the adjoining bathroom, a robe on the hook behind the door, slippers beside the bed, and a small tray with tea, bottled water, crackers, and fruit.

Midori’s note rested beside the tray.

We’re happy you’re here.

Kumiko stood in the doorway.

For a moment, she didn’t speak.

Then she looked at Emiko.

“You did all of this?”

“We all did,” Emiko said.

Kumiko picked up the note and read it again.

“I haven’t been expected anywhere in a long time.”

Emiko reached for her hand.

“You’re expected here.”

Kaito set the suitcase beside the dresser.

“Rest first,” he said. “Lunch can wait.”

Kumiko looked at him, surprised.

“I can help with lunch.”

“You can help later if you want to,” he said. “Today, you rest.”

His tone was quiet, not commanding. Still, Kumiko seemed uncertain how to receive it.

Then she nodded.

“All right.”

Upstairs, Midori led Kumiko to the nursery before lunch despite Hana’s objection that Kumiko had just arrived and should be allowed to put down her bag.

“It’ll take two minutes,” Midori said.

“It won’t,” Hana said.

“It might.”

The nursery at the end of the upstairs hall was warm with afternoon light.

Rosewater walls carried the faintest flush of pink. The crib stood beneath the window, carefully assembled and checked so many times that even Midori had stopped teasing Kaito about it. The rocker sat near the lamp with a small table beside it. Folded blankets filled one drawer, tiny clothes another.

The pink rabbit remained in the crib.

Kaito had moved it twice.

Midori had returned it twice.

Kumiko stepped inside slowly.

She looked at the crib.

At the tiny clothes.

At the folded blanket beneath the window.

Then she reached out and rested one hand lightly on the rail.

“It’s beautiful,” she said.

Midori beamed.

“Kaito picked the paint.”

Kumiko looked over her shoulder.

“He did?”

“He took twenty minutes.”

“It was a serious decision,” Kaito said.

Hana folded her arms.

“He rejected six shades of pink.”

“Because they were wrong.”

Kumiko’s smile deepened.

She turned back toward the crib.

“For a little girl,” she said softly.

Emiko stood in the doorway, Kaito beside her.

“For our daughter,” Emiko said.

Kumiko looked at her.

The words settled over the room.

Then the baby moved beneath Emiko’s hand.

Kumiko saw the shift and reached out instinctively.

Emiko nodded.

Kumiko placed her palm over the curve of her daughter’s belly.

The baby kicked once.

Kumiko laughed under her breath.

“There you are.”

The days that followed became a mixture of waiting, preparation, and ordinary life made strange by the knowledge that it could change at any hour.

Hana reorganized the refrigerator.

No one asked her to.

She simply began keeping food Emiko could tolerate at the front of the shelves, labeled leftovers with dates, and quietly replaced the crackers Kaito kept offering with meals that contained actual nutrition.

“Tea and crackers aren’t dinner,” Hana told him one evening.

“I know.”

“You’ve offered them three nights in a row.”

“She likes them.”

“She likes them because they’re easy.”

Emiko looked up from the sofa.

“I’m sitting right here.”

“Yes,” Hana said. “And you deserve dinner.”

Midori maintained the upstairs hall as if the newborn might arrive early and judge the dust.

“It isn’t a cleaning schedule,” she insisted when Hana found the handwritten chart on the refrigerator.

“It has assigned days.”

“It’s an organized list.”

“It’s a cleaning schedule.”

Midori didn’t answer.

Kaito handled the things no one saw unless they needed something.

He confirmed the hospital route.

He kept the labor bag by the front door, checked that the car had fuel, and updated the list of people to call.

He reviewed the nursery monitor, then reviewed it again.

Later, he changed the guest-room lamp bulb because Kumiko had mentioned only once that the light was a little harsh for reading. He ordered a small footstool for Emiko when he noticed she was propping her feet on two pillows. He made sure the house stayed quiet after nine.

Every morning, before work reports and calls and the endless questions of the Montana project, he sat beside Emiko at the kitchen table while she ate breakfast.

Not because she couldn’t eat without him.

Because he wanted to be there.

Montana arrived in the house through screens.

Kaito took construction calls from his study, often with Hana beside him and Emiko nearby if she felt up to it. The superintendent sent photographs every evening. There were drone images of the main residence’s rising frame, site reports from the western service gate, equipment logs, weather forecasts, utility maps, and revised timelines.

It was a future being built more than two thousand miles away.

On one screen, roof trusses had been lifted into place over the main residence. The house now had a visible shape against the Montana sky: foundation, lower structure, framing, and the first outline of rooms that would one day hold the family.

On another screen, excavation at the laboratory site had begun. Hana had finally approved the internal configuration only after reviewing access routes, receiving areas, ordinary offices, secure research space, equipment rooms, storage, and the separation of the laboratory’s public face from the work Emiko had not yet fully explained to anyone.

The maintenance building had walls now.

The barn structure had begun rising.

Paddock drainage and fencing advanced in the southern fields.

The fuel-compound work was nearing completion underground.

The helipad’s cleared rise had been graded and prepared for its next phase.

The hangar existed only as plans, marked ground, and discussions about setbacks, access, fuel separation, fire protection, and the amount of steel required to make the structure useful for the kind of aircraft Kaito intended to keep there.

Kumiko saw the images one afternoon while Kaito and Hana reviewed a contractor’s updated schedule.

“That’s all yours?” she asked.

Kaito looked at the screen.

“It’s ours.”

Kumiko looked at Emiko.

Emiko’s hand rested over her belly.

“It’s still only a construction site,” Emiko said.

“No,” Kumiko replied. “It’s a promise.”

No one answered for a moment.

Then Hana returned to the lab drawings.

“The foundation crew can begin Monday,” she said.

Kaito nodded.

“Confirm that the secure conduit’s installed before the first pour.”

“It’s already in the revised scope.”

“Confirm it.”

Hana looked at him.

“I will.”

Emiko smiled.

Kumiko watched the exchange with quiet attention.

It was after midnight when Emiko’s labor began three days later.

Rain tapped softly against the windows.

The house was dark. The nursery waited at the end of the hall, untouched and ready.

Emiko woke with pain that didn’t pass when she shifted position.

She lay still for a moment.

Then another contraction came.

Kaito woke before she had fully turned toward him.

“Emiko?”

She took a careful breath.

“I think this is different.”

He was awake at once.

Not loud.

Not frantic.

Present.

He checked the time, then sat beside her on the bed and took her hand.

The contraction tightened through her abdomen and back.

Emiko closed her eyes.

Kaito didn’t fill the room with useless reassurance.

He stayed close.

“I’m here,” he said.

The contraction passed.

Emiko opened her eyes.

“I know.”

The next one came sooner.

Then sooner again.

By the time Hana came downstairs, fully dressed and holding the labor bag, Kaito had called the hospital, confirmed the route, and sent the brief message that brought Kumiko quietly to the doorway.

Midori stood behind her in pajamas, frightened and trying not to look frightened.

Emiko saw her.

“Come here.”

Midori crossed the room and took her hand.

“Are you okay?” she asked.

“I’m in labor.”

“That wasn’t what I asked.”

Emiko laughed once, then winced as another contraction began.

“I’ll be okay.”

Kaito stayed at her side.

Hana checked the bag one last time.

Kumiko stood near the bed and brushed Emiko’s hair back from her forehead.

No one spoke for the length of the contraction.

Then Kaito helped Emiko stand.

“We’re going,” he said.

The hospital was bright, warm, and full of people who knew what to do.

The family’s fear had nowhere to go except into the small acts of waiting.

Forms were signed.

Monitors were attached.

Questions were answered.

Emiko made every decision she was asked to make. Kaito spoke only when she nodded to him or when the nurse requested a detail she couldn’t provide in the moment. Hana kept track of bags, phones, documents, and water. Kumiko remained where Emiko could see her.

Hours passed.

Emiko labored.

The room changed light.

The rain stopped.

Morning came pale through the hospital windows.

The fetal monitor recorded the baby’s heart rate in quick, steady beats. A second line marked each contraction as it rose, peaked, and finally receded. A nurse came in and out, checking the monitor strip, asking Emiko questions, taking her blood pressure, helping her change positions, and giving Kaito quiet instructions when Emiko was too deep inside a contraction to hear anyone.

Kaito stayed beside her through every part of it.

He held water to her lips.

He pressed a cool cloth against her forehead.

He braced her when she needed him.

When she squeezed his hand, he let her.

When she told him not to talk, he stopped talking.

When she reached for him, he was there before she had to ask twice.

At one point, tired beyond politeness and patience, Emiko opened her eyes to find him watching her.

“You’re staring,” she said.

“I’m worried about you.”

“I’m doing all the work.”

“I know.”

“Then stop looking like you’re the one suffering.”

Kaito’s mouth tightened, almost a smile.

“I’m sorry.”

“You’re not.”

“No.”

Another contraction took away the rest of the conversation.

Later, when the anesthesiologist came in to check the epidural, Emiko gripped Kaito’s forearm so tightly that he could feel the tremor in her fingers.

“I need it to work,” she said.

“It’s working,” the anesthesiologist told her gently. “But you may still feel pressure as the baby moves lower.”

“Everyone keeps saying pressure,” Emiko muttered.

The nurse smiled.

“It’s an imperfect word.”

“It’s a terrible word.”

Kaito leaned close to her ear.

“Do you want me to say nothing?”

“Yes.”

“All right.”

A few minutes passed.

Then another contraction began.

 
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