The Nerds - Cover

The Nerds

Copyright© 2022 by ChrisM

Chapter 2

Incest Sex Story: Chapter 2 - Seventeen-year-old genius step-siblings decide that in order to prepare for the real world ahead of them they need to learn more about sex. Logic dictates that the ideal practice partner for their explorations are each other.

Caution: This Incest Sex Story contains strong sexual content, including mt/ft   Teenagers   Consensual   Heterosexual   Fiction   Incest   Brother   Sister   First   Masturbation  

The next morning Donna and Todd were again sitting at the breakfast table reading when their father walked joined them. “What are you two up to today?” he asked as he poured a cup of coffee in his travel mug.

“Same as usual,” Todd answered without looking up from his book. “We both have classes today. I think I’ll let Donna drive today.”

“That’s great,” the father said as he walked out of the kitchen. “I’ll see you both for dinner.”

Once he was gone, Donna looked over the table at Todd and asked, “I’m driving?”

“That was just for his benefit,” he explained. “I’ll drive and you can tell me what today’s sex lesson will be about.”

“If I talked to you about sex while you were driving you’d probably get us into a wreck.”

Todd laughed. “You’re probably right, but what’s next on your lesson plan?”

Donna studied her step-brother for several seconds before speaking. “Did you get yourself off last night?”

“I did,” he answered honestly, his face still buried in his book. “What about you?”

“Twice actually,” was her answer, causing Todd to put his book down.

“Twice?”

“I was thinking about going for three, but my batteries ran down,” she told him with a sexy little smile. “I’ll have to get some more batteries today.”

“Why didn’t you just ask me,” Todd said seriously. “I’ve got rechargeable ones in my room. If you’re gonna use your vibrator that much you should use rechargeable ones.”

“I was thinking that I should just come into your room and let you do it for me,” she said softly.

Todd sat up and looked at her. “Really? Did you really think about doing that?”

“Sure I did,” she answered. “That’s why I was going for the third time. I was thinking about how much I enjoyed you getting me off yesterday and I got kinda horny.”

Todd smiled broadly. “Yeah? Did I do a good job?”

“Yeah, you did,” she said with a smile. “I think that this afternoon we should try it again and see if we get the same results. You know that mom always says practice makes perfect.”

“Mom always gives excellent advice,” he said with a chuckle. “My last class ends at 1:30. What about you?”

“Mine’s over at 2:00,” she answered. “If you are waiting for me we could be home and naked by 2:45.”

“That’s a plan,” he said as he stood up from the table exposing a lump in his jeans. “Let’s get going.”

Todd spent his class hours in agony. His cock was in constant erection at the thought of what would take place that afternoon.

He kept noticing other girls in the class and wondering what it would be like to be with them and having them handle his cock. He could tell that he was leaking pre-cum as those ideas ran through his mind.

Donna was not faring much better. For the first time, she really saw her lecturer as a man. He was tall, slim and athletic. She fantasized about him toying with her body. She felt damp between her legs and was sure she was soaking her panties.

After classes, they met up and raced home.

Todd and Donna were in her bed by 2:45. Both of them were naked and Todd was sporting another rock hard cock for her to see.

“Is that thing hard all the time?” she asked, pointing at his stiff cock.

“A lot of the time,” Todd answered as he rolled over on his back to put his manhood on prominent display.

Drawn to it like a magnet, Donna leaned over and wrapped her fingers around it. “It is very handsome,” she whispered as she let her fingers slide up and down the hard shaft. Bending over it, she rubbed his hot stiffness against her cheek and wondered how it could be so hard yet soft and smooth.

Todd groaned while she rubbed it against her face. She noticed a drop of precum on the tip of his cock and rubbed it off with her finger before putting it into her mouth to taste. She was interested in sampling the salty sweet taste and licked the head of his cock for another sample.

Todd’s groan turned into a loud moan when she licked him.

Still holding his cock she turned to face him asking, “Did that feel good?”

“Oh hell yes,” he said with his eyes closed. “It felt great.”

“Then perhaps we should advance to the oral lesson today,” she offered, waiting for his reply.

Almost holding his breath at the excitement he felt thinking that Donna might actually go down on him, Todd offered, “Well, it’s something we’re going to have to know about sooner or later. What I’ve read tells me that oral sex is extremely common with high school and college aged people.”

“I’ve read the same things,” Donna replied as she turned back to his cock. She adjusted her position and once again licked the head of his cock, only this time doing it slowly.”

Again she received a loud response from her step-brother. It was quite obvious that he enjoyed what she was doing.

She ran her tongue the length of his cock, from his scrotum to the tip several times savoring the musky taste. She noticed that when she licked at the base of the head Todd arched his back with pleasure. She let her tongue explore the slit at the top and swirled her tongue around the head, taking the entire head in her mouth and swirling her tongue around it. From there to bobbing her head up and down on his cock seemed to be the instinctive thing to do. It just came naturally.

Donna found that she was enjoying the sensations caused by sucking on his cock. She liked the way it felt in her mouth as well as the taste of it. She was aware that the more she took in and the harder she sucked, the more excited she became. Her excitement grew to a higher level when she felt Todd’s hand on the inside of her thigh, working its way to her very wet pussy.

Within seconds they were both groaning with pleasure as she fucked his cock with her mouth and he fucked her wanting pussy with his finger. This wasn’t exactly what she was expecting, but it was turning her on more than she had expected.

It took only a couple of minutes before Todd announced, “I’m gonna cum! Donna. I’m gonna cum!”

Donna took his cock out of her mouth and stroked it several times with her hand. The saliva on it made it rather slick and easy to do. Just as the previous day, Todd’s cock erupted with ropes of semen, shooting high into the air and landing on his chest. In her position, she got a very close up view of what was happening, finding it quite thrilling.

Having stashed a towel under the pillow of her bed, Donna cleaned up the mess on his chest and again tasted the fluid on her hand. Once again, she found that she liked the taste.

Flipping over on her back, she told him, “Now it’s your turn to do me.”

She lay back and spread her legs. Todd moved his body between her slender thighs and for the second time stared in fascination at her pussy. He licked his lips in anticipation which caused her to smile.

“Gladly,” he said with a smile and put his face between her opened legs. He ran his tongue down one side of her thigh and then up the other. Taking a deep breath he inhaled the scent of her pussy. “Oh yeah,” he said as he looked up. “I’m gonna like this.”

He put his tongue between her vaginal lips and stroked it up and down from her hot, wet opening up to her clit and back again, enjoying the groan she gave him. “Do you like that?” he asked.

“Shut up and do it again,” she answered, moaning even louder when he did.

With Donna lying flat on her back and her legs spread wide, Todd went to work. He put his arms under her thighs letting them wrap around her until his hands touched her tummy. Due to the noise, she made when he licked her clit, Todd decided to concentrate on her nub. After a bit, she dug her fingers into his hair and pulled him toward her, trying to get even more from his tongue.

From within the folds of her pussy, her clit poked out its head. He extended his tongue upward to place it on her clit and Donna’s body seemed to convulse. His hands on her belly felt it get very taught.

“Oh yes!” she moaned. “Go softly, Todd. That part is very sensitive. Just lick around it first and let me get used to the feeling.”

He ran his tongue in circles around the hard pearly nub as Donna’s hips bucked up. He flicked his tongue at the delicate morsel causing Donna to shake the whole bed as her body shook from head to foot.

“Finger my pussy,” she gasped. “I need to feel something inside me now.”

Todd had never performed oral sex before, so he wasn’t certain exactly what to do, but did as she commanded and slid a finger into her wet hole. When her noises became even louder and she began to move her ass around, Todd decided to give her a second finger. This time, with his palm up, he curled his fingers as he had read, in an attempt to find her g-spot.

Within seconds he discovered that he had done exactly the right thing. Donna was flopping around the bed like a fish trying to get back into the water. She was moaning as she moved.

With some effort on his part, Todd kept his tongue around her clit and continued to connect with her sensitive spot. The only change he made was to use his free hand to grab one of her breasts and pinch the nipple between his thumb and forefinger.

That last move was all it took. Donna literally screamed as she reached her orgasm. Her entire body shook as she wrapped her legs around his head, pressing his mouth as deeply into her sex as possible.

For several long minutes, Todd lay there between his step-sister’s legs, feeling the heat and occasionally running his tongue through the copious fluids coming from inside her. He was pleased with the results of what he had accomplished. He wasn’t really too certain exactly what he did that made her respond as she had, but he was going to remember what he could so that he could do it again in the future.

When Donna was finally able to breathe normally again, she pulled Todd up to lie beside her. She looked into his eyes and he could see the question coming. “Where did you learn how to do that?” She asked. “You are a nerd and a dork. You keep your head buried in books and computers all day. How could you know how to make me explode like a bomb? I’ve had lots of orgasms, sweet brother, but nothing that would compare with what just happened.”

“I wish I could tell you that I knew,” he answered with a smile. “But the truth is, I don’t. I just did what you told me you wanted.” He paused a few seconds and then added, “And, I’ve watched some porn videos on the internet to see how people have sex.”

Donna rolled over on top of him. “You were magnificent,” she told him.

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