The girls are plunged into darkness as the power fails in the flat. Flo decides to play the hero and searches for the fuse box, but is danger lurking? A smitten Tasha uses the blackout to feign fear and get cosy with Nick, while Charlie and Alex's moment of tenderness is interrupted by an unexpected visitor. And Neve's feelings for Joe are questioned as they become locked in a passionate embrace. Is romance on the cards?