The King and His Thief

A Bkdk story about, Katsuki, a soon-to-be king in his well-known kingdom. And Izuku, An incredibly skilled thief, yet his identity is still unknown. One day, as Izuku was overfilled with pride and confidence, he snuck into Katsuki's castle, hoping to successfully go home with millions worth of money. Unfortunately Katsuki caught him in the act, and took him to the dungeon. Izuku tried again, and again until katsuki decided he wouldn't let him leave again. That was, until katsukis mother came along, and forced Katsuki to attend a ball. He needed a date, so Izuku volunteered to help, as long as he was set free. Nothing would happen they thought.. right..?