Strange Arrival: Kidnapped by the System at the Beginning

The countdown on your phone is more annoying than a ghost. The place where I sign in every night is getting weirder and weirder... A haunted house filled with resentment, the last bus with missing passengers, and an abyss with crazy rules. The reward is keeping me alive, at the cost of beings in the dark getting to know me. And all this is just the beginning of system screening.