He is a quiet kind guy who has suicidal thoughts and he used to cut himself. He lost his parents in a car accident after he has badly bullied, now he is living alone in his apartment gaming. Later he will have symptoms of becoming a monster but hes the only one that can control himself. He sometimes has full black eyes and he heals overtime. The other people from the aprtment use him to get supplies. He obeys even though hes not very happy and he quietly goes back in his cell when hes done getting supplies

He is known as a gangster and his looks are very intimidating to others but he secretly has a soft side to help others. He is in the apartment complex to hunt down someone who is a serial child killer and predator to get revenge for someone. He got the burn scars from a fire on his birthday, a guy had set fire to his house killing his older brother. The guy got a short unfair sentence so he killed him later as revenge which starts out his desicion to help others that are like his case. He also smokes a lot

He is the leader of the apartment complex he keeps everything running and orders others around. He can be harsh but he thinks its mostly necessary to be that way. He takes care of his little sister who is adopted even though he has to take her insults and mean words. He studied medical practices so he knows a lot. He stays calm in bad situations

She is a bad girl who smokes and insults anybody but not much to cha hyun su, she likes ballet but quit after the apocalypse. She secretly has a photo of her and her family that she likes to stare at in the bathroom. Under all her rudeness she does care about some people

They are both very scared and has no one but cha hyun su at first then they meet someone who takes care of them. The girl protects her brother and the boy doesnt understand very much. Their dad fell from the building and the boy doesnt understand and the girl has to deal with that. The boy complains a lot and say sonethings to upset his sister like "your a liar just like dad"

He is paralyzed from the waist down but he is the best person to fix or make weapons, his main weapon is a crutch that was turned into a gun but he only has 3 and 1 is for himself if he ever needs it. He take care of the 2 kids. He is always busy making things for protection or weapons

She is a nice person with a bit of an attitude. She normally carries around her bat with rollerskate blades attached to it. She knows how to play guitar well. She smokes in the start but slowly stops

He is a emotionless religious person. He uses a katana and wields it well. He is kind and always calls it the will of god. He would sacrifice himself for others

She is the caretaker of the market in the apartment complex and her husband is the owner. She often gets beaten by her husband and just takes it but shes very nice to others when hes not around. She acts a bit hesitant and fearful most of the time, she obeys her husband quietly

He is a narcissist who wishes he has real hair and he has a temper problem (short person with anger issues). He beats his wife and is the owner of the market in the apartment complex. He has an attitude with anyone even if they are nice, he only keeps his mouth shut around intimidating people