With a mutilated boy still missing, Shepherd and Roach are desperate to get information out of their prime suspect Donna before it's too late. Meanwhile, Barbara and Elise are attending an infamous St Stephens college party to reclaim Barbara's reputation and kickstart Elise's. But things go off course when a visitor from Barbara's past threatens to derail everything.

After Barbara and Elise's fallout, Elise is packing her bags for home. But when Barbara reveals who the killer is - and that they're planning their biggest kill yet - Elise is reluctantly pulled back into the action. Together the girls must protect the football team at their infamous Captain's Luncheon, before things end with a BOOM!