My Family's Island
Copyright© 2026 by Tarl Cabot
Chapter 1
Erotica Sex Story: Chapter 1 - SHerri's harbor tour ended with their boar being dragged out to sea and shipwrecked on a deserted Island, where their Incestuous tendencies get the better of them.
Caution: This Erotica Sex Story contains strong sexual content, including mt/ft mt/Fa Fa/ft Fa mt ft Teenagers Consensual Romantic Lesbian BiSexual Heterosexual Fiction Sharing Incest Mother Son Brother Sister Daughter Group Sex Anal Sex Analingus Cream Pie Facial Masturbation Oral Sex Petting Public Sex
The tropical sun beat down mercilessly on the island’s white sands, the heat shimmering over the wreckage of their luxury cruiser. Sherri groaned, shifting her weight as she sat on a piece of driftwood. Her sundress was torn and stained with salt and sand, clinging to her mature, ample curves in a way that left little to the imagination. She looked over at Brian and Marie, who were hauling a heavy piece of fiberglass hull toward the treeline.
For three days, the reality of their situation had been sinking in. The electronics were fried—the radio, the GPS, the emergency beacons—all dead husks of plastic and wire, ruined by the saltwater that had flooded the cockpit during the storm. They were completely cut off from the world, trapped in a lush, green purgatory.
“We’ve got enough coconuts and shellfish to last us a week if we’re careful,” Brian called out, his voice strained. He was lean and athletic, his shirt discarded hours ago, leaving his sweat-slicked chest and shoulders exposed to the sun.
Marie, his younger sister, trailed behind him, carrying a bundle of salvaged rope. She was wearing a bikini top and a pair of denim shorts that were frayed at the edges, her skin flushed a deep pink from the sun. She glanced back at her mother, noticing the way Sherri’s chest heaved under the thin fabric of her dress, the heavy breasts swaying slightly as she stood up.
“We need to get the shelter finished before the tide comes back in,” Sherri said, her voice raspy. She walked toward them, the sand rubbing against her thighs. “And we can’t just build a tent. We need defenses. We don’t know what’s in those woods.”
The family converged at the edge of the jungle, where they had begun assembling a makeshift fortress. Using the stripped panels of the boat, they were constructing a lean-to reinforced with salvaged metal struts.
As they worked, the tension of the last few days began to shift into something else. The isolation was absolute, and the social norms of the world they had left behind were beginning to erode under the pressure of survival and the oppressive heat.
Brian gripped a heavy piece of aluminum, his muscles bulging as he hammered it into the sand. He caught Marie watching him, and then he looked at Sherri. His gaze lingered on the way her dress had ridden up, exposing the creamy skin of her thighs and the curve of her hips.
“I’ll go get more of the tarp from the wreck,” Marie whispered, her voice sounding strangely breathy. She didn’t move immediately, instead letting her eyes wander over her brother’s sweat-drenched back and then back to her mother’s mature, inviting form.
Sherri felt the heat of their stares. She knew she was the only authority figure left, but in this wilderness, the roles were blurring. She reached up to wipe sweat from her forehead, the movement pulling her dress tight across her nipples, which were hardening in the humid air.
“Get the tarp, Marie,” Sherri commanded, though there was no real steel in her voice. “Then we can figure out how we’re going to spend the night.”
As Marie headed back toward the shoreline, Brian stepped closer to his mother, the scent of salt and musk clinging to him. The silence of the island pressed in around them, broken only by the sound of the crashing waves and the heavy, synchronized breathing of a family realizing that the rules of civilization no longer applied.