Everything can be a sin. Everyone can be a sinner.
1 - Cowardice
So the ground opened up, a colossal maw of jagged teeth, and the voice echoed off of cold walls...
"This is for all your cowardice."
Flesh tore as he fell, a tangle of limbs, into the abyss that would paint his skin crimson with thick, viscous blood. Eyes rolled into the back of his head as he remembered...
"Escape was all you wanted."
The voice continued, filling his consciousness with its echo.
"Take this escape then, you coward. Lose yourself in this place designed just for you."