Sisters Liz and Nat enjoy an above-ground backyard pool, inviting nerdy next-door neighbor Dan to join them. Nat is older, gorgeous, and the high school social queen, while Liz is heavy and feels overlooked. Dan, attracted to both sisters, thinks he has no chance with Nat, and soon he's partnered with Liz. Dan and Liz's deep intimacy is encouraged by Dan's single (and swinging) mother and the sisters' father. A simple teen romance explodes into lusty combinations.
A repressed therapist falls into obsessive "bad love" with her ex-con patient, Jax. Upon his release, he claims her in one relentless day of depravity—rough domination, every hole used, squirting floods, piss rituals, fisting stretches, and taboo threesome with her 18-year-old stepson Tyler. Betrayal, humiliation, and breeding culminate in her being utterly "fucked to the core" just before her husband returns.
Two MILF teachers have to take a summer class to receive a pay raise next year. They decide to take a class about online dating. Somehow some where it got out of control. One of the teachers' sons and his best friend get caught up in it.