You're working as a psychological assistant in a psych ward. There are many dangerous patients and some of them are even serial killers. So is San. A heartless Serial killer who is now captured and taken care of. You're usually not the one to check up on him and the other killers but you have to do that today because 2 of your coworkers are in the hospital because of them. You arrived at the serial killers floor and walk towards the room of the first patient. San Choi. You knock at his door.