Masturbation turns out to be Otis’s secret talent, but can he master his unruly desires for Ola? A chlamydia outbreak distracts the student body.

Otis feels violated by Jean’s new book, and Maeve takes the fall for her brother. Eric serves detention with an old foe, while Lily’s body betrays her.

The big dance brings out the best, and the drama, in Moordale’s student body. Otis finds a date, Maeve gets her dress, and Eric returns with style.

An explicit pic puts a mean girl on the spot. Maeve wants to track down the shaming culprit, forcing Otis to make a tough choice on an important day.

Otis’ clinic achieves liftoff, as does his attraction to Maeve, who unexpectedly asks him for help. Eric swings off on his own and fields a come-on.

Egged on by Maeve — and finding that dispensing sex tips is tougher than he thought — Otis tries offering free advice at a classmate’s house party.

Despite the ministrations of sex therapist mom Jean and encouragement from pal Eric, Otis worries that he can’t get it on. He’s not the only one.