He Qiang, a patient with severe obsessive-compulsive disorder, is extremely paranoid about the number 99! He accidentally entered the horror game "Abandoned Hospital" and other players were scared to death, but he was obsessed with counting 99 weird animals and drinking 99 sips of water. Unexpectedly, this obsession turned out to be a golden finger for clearing levels. He could reversely control monsters such as the cannibal doctor and King Kong Barbie, and unlock the mystery of his life experience along the way. Watch a paranoid boy escape from death with his special obsession, counterattack and pass the level in a scary hospital, and uncover the hidden truth about family ties!