Supernatural: Just Act as a Middleman to Earn the Price Difference

Right and wrong, right or wrong, good and evil, Buddha and demon, It's just a thought, Then, I would rather be a middleman with no right or wrong, no good or evil, no right or wrong, make a profit difference, and live quietly. But I'm already dead. So, this is a ghost story. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.