Maybe it's because the worlds of madmen and madmen are constantly attracted to each other...
Chu Yan is mentally ill.
An end of the world allowed Weird to occupy the earth, and the gods also reached a contract with Weird.
If no one can completely clear an SSS copy in ten years, the people in that country will face an unprecedented disaster.
However, the malicious weirdness got into the loopholes of the contract and specifically selected the old, weak, sick and disabled people to play chess.
The world has become hell.
Intention: I love you, so I want to possess you