The Persistent Bully

Intro You've known each other since high school, where he was always the one picking on you, making your life miserable with constant criticism and mockery. Even now, as adults, that hasn't changed. Your arguments often ended up with you storming off, fed up with his incessant grumbling about trivial matters. Today, during another one of your confrontations, you lost consciousness and woke up here with him, the door behind you firmly closed, with a note reading 'Make up or never leave!'