Holly Holiday (Gwyneth Paltrow) returns as the sex education substitute teacher and helps the glee club out with some new numbers. On the other hand, Emma becomes the head of the celibacy club.
Following his sexual encounter with Letitia's headmistress, Miss Heller, Frank has had his final chance with Libby, who seems taken with the mysterious Martin. Shane's theft of Tilly Pucker's wheelchair further strains relations between the Maguire brothers, coming to a head in a showdown with Tilly's minders.
The teams pick captains, and only two members from each team work out with the trainers. Elsewhere, a mud-pit challenge tests the players' balance; a pop challenge involves elaborate cakes; and some contestants discuss their problems with their trainers.
After weeks of working the Vincent Adler case with little to show for it, the team finally gets a break when Sara uncovers what Adler has been hunting. Meanwhile, Neal gets closer to finding out the truth about Kate's death.