「Right, different Earths or dimensions and that...」

Basically, it's a tale about a guy who murders an old man. He then dismembers the body and hides the pieces below the floorboards in the bedroom. Between his paranoia and guilt he swears he hear a low thumping sound. He recognizes the low sound as the heart of the old man, pounding away beneath the floorboards...

...

This one is not mine.

「How does he take it... out. There goes nothing.」