Strange stories about rules + high IQ game + folk suspense + identity reversal
Cheng Ye received a mysterious invitation: "Congratulations on becoming the 12th resident of the 'Strange House'. If you survive for 12 nights, you will receive a bonus of 100 million."
When I opened the door, I found the body of the previous resident hanging in the living room. The first rule was written in blood on the wall: Do not open the window after midnight...