What happens when the staff at Hogwarts School of Witchcraft and Wizardry gets fed up with the feud between Harry Potter, his two best friends, Ron Weasley, and Hermione Granger and Draco Malfoy and his friends? They lock them in the library for them to work out their differences once and for all—but uh, oh! Ginny Weasley gets locked in with them, what will happen?