Parallel world, time is shared in both directions.
Ps: It's written casually by a newbie on a whim. It's the first time to write and practice. You may get into trouble (a dog's head saves your life), and it's full of holes.
If you think the writing is crappy, take a detour and don't complain (dog head saves his life again)
Purpose: I can't afford to repay the stolen days.