Setting up time to kill humans!
Scenario 1: the single human''s pain!
let subject a enter room a
watch subject a as they enter room aTaken from Royal Road, this narrative should be reported if found on Amazon.
observe subject a
set up time dial
"time rewinds for the entire world with only a single person retaining memories!"
if subject exits room a, reset time to furthest time when subject a is inside the room
repeat above line until subject starves to death.
Or... subject a is insane and starves for no reason!
that was depressing!