In the ward of the mental hospital where no one was locked, the hanging body of an evil spirit suddenly appeared, and the blood-lettered curse under his feet heralded the coming murderous intention... The sanctimonious director, the attending doctor who dressed strangely and obstructed the investigation in every possible way, the resident doctors with their own agendas... It seems that everyone is suspicious... Has the female mental patient who committed suicide by hanging from a beam half a year ago returned to take revenge? Angel or devil, waiting for the explanation from Liangyu who comes to practice...
Intention: