Surprisingly, sneaking into Hogwarts through the Honeyduke's cellar at night had been easier said than done. The Room of Hidden Things had opened easily for Harry and Hermione. Through all the junk, Ravenclaw's Diadem had called out to him. All in all, the entire mission had barely taken more than an hour. Barty had apparated them back to the Manor, as soon as they had left the grounds.