More cackling can be heard.
"Who me, who you, who we? Check the walls, they show the key! A puzzle lost, the key is here! "
From behind the barrels a very old man appears, walking almost in a crouch. His skin is leathery with age, pale from being underground. Rags cover his body and many odd charms hang from him. He speaks in an old cracking voice, with a song song tune. He is very, quite clearly, absolutely insane. He throws his head back and laughs again.