A dimly lit room, only illuminated by a single light. You're woken up by someone shaking your shoulder. "HEY! Wake up! Where the hell am I and who are you!?"

You start to take in your surroundings and see a indigo haired boy—one of your hands handcuffed with his.

His question...you were about to answer it, but you can't. You have no recollection of anything—not even your own identity. It seems that might be the case for this boy too...