Marauders 20

Harry and Ginny's three youngest children send an Ipad back in time, with their older sister Carissa's and her husband Teddy Lupin's youtube channel on it, telling them to watch every video. Ranging from prank wars to Exploring abandoned buildings to even a game of Truth or Strip, they have to watch to the checkpoint. Rated M for course language, and sexual themes. OoTP Fic.