He jimmies his sword in the lock for a while, long enough for you to think he doesn't know what he's -- *click!*
He steps back, wipes the sword on his tights, and pushes open the door to reveal a glowing light of some kind. His mouth opens wide. He's happier than you've ever seen anyone. He steps into the chamber and -- *thwack!*
He falls back into the antechamber, an arrow sticking out of what used to be his face.