The Degrassi students attend prom. Drew invites his ex-girlfriend, Bianca to the prom, and things are awkward with his current girlfriend Katie. Riley and Zane talk for the first time since their breakup, Riley tells Zane his mother accepts him. Clare talks to Jake about how their parents marring will affect their relationship, and he breaks up with her. Vince, the gang member comes to fight Drew, when that fails, a gun is pulled, and Adam, Drew's transgender step-brother, is shot in the shoulder. Miss Oh and Sav both find out via text message, as they have snuck away to Degrassi. Bianca decides to shoot Vince, but Drew talks her out of it. They call the police and Vince and his gang are arrested, The next day the heat between Miss Oh and Sav is still there.

Drew rencontre Vince et le force à accepter de laisser Bianca tranquille. Vince accepte mais il n'est pas content. C'est le bal de promo : Katie fait la tête parce que Drew a invité Bianca. Mais au fur et à mesure, tout le monde prend sur soi et commence à s'amuser. Soudain, Vince débarque. Drew lui casse la figure, mais Vince sort une arme et tire...