Harry has been working as the Defence Against the Dark Arts teacher at Hogwarts for several years, and he knows that he's supposed to be a mature adult. Yet, after years of rivalry, he has no idea why he agrees to go to Hogwarts' second Yule Ball with Draco Malfoy.

When all the Weasley and Potter kids get put into detention for fighting on the quidditch pitch they decide to play truth or dare with some kids in Slytherin house. Secrets come out. New friendships and relationships are formed. Drama does happen between all teenagers even wizard and witches.