When the clock strikes midnight, you receive a black invitation from the abyss——
"Ning Qiushui, the door pusher, your blood gate has been opened."
A black card that cannot be discarded or destroyed drags the illustrator Ning Qiushui into a strange world that is incomprehensible. Abandoned telephone booths, middle schools with eternal nights, ancient funeral towns that follow ancient rituals... Behind the bloody doors known as "trick houses" are interlocking deadly rules and endless dangers.
Here, survival is not an instinct but a puzzle that must be solved. To be wrong means to be part of the treacherous house, lingering forever.
From passive survival to active pursuit of the truth——
