Tom Watson started out sexually servicing his mother and two sisters at age 14, and that was before he even had a girlfriend. By a quirk of circumstances, he and his girlfriend saved his middle school from an attack by some Muslim terrorists, and killed four of the terrorists in the process. Guess what: this got them thrown out of school. Eventually, those two and Tom's sister became vigilantes. Of course, for fun, there was a lot of sex.
A Story in the Ridiculous Universe
Many authors have suggested effects of a skewed sex ratio (e.g., Planet Grayson, Honor Harrington opus, David Weber; A Brother's Price, Wen Spencer). This story is nothing at all like those. Daymon's life is ordinary until he is called to meet a Visitor. Is the gorgeous naked girl a figment of imagination? Daymon's planet has a ~20:1 female:male ratio, uses a metric clock (metric-timeDOTcom), and has an orbital period 1/8 longer than Earth's (ponder what that means for individuals' ages).
Roger Wedgewood and Tony Benson were both happily married family men, but they were out of town on business often and, naturally, they got horny, since they were red-blooded guys as well as loving husbands.The Wedgewoods and the Bensons lived next door to each other, and while the husbands were out of town a lot, both of the wives were horny as well and both parties found some interesting ways to take care of their urges.
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.
Heather and younger brother Harold console each other after each broke off a relationship. Consolation slowly becomes something else. Was that mother (Sue Anne) looking with curiosity at the relationship changes between the two siblings?
Mom has a habit of getting herself off while she visits online chatrooms and looks at porn. She fantasizes about getting caught and fucked. It's all good fun until her son comes home early one day. Then it's great fun.