Narrarator P.O.V 

Living in darkness is like living in a lonely place. People always have their own reason of why they became like that. Sometimes, they try to commit suicide, but sometimes they turn to a dangerous rebel. Even though, there's a dangerous person, don't expect them to be nice instantly because you can never trust them... 

EXO-X (only conclude three members from EXO-K) has been living in an underground club where dangerous people have freedom from above. They are friends but they are mostly known as brothers. EXO-X has only three members. Suho, the leader of the group who is strong and brave. Kai, an innocent little boy outside, but inside, its all dark and cold. Baekhyun, the brain of the group because he either hacks or makes plan through their gang fights. All those years they spent together, they learned how to survive as normal people during the day and be a gangster people during the night. They separated on schools because they don't want their enemies to know where they are. Baekhyun thought that it will make the enemies confuse on where they are and being solo can help you hide easily. Somehow, Kai got a feeling of going in  Jiyeon's school. Of course he doesn't know Jiyeon since she quits being a gangster and is long forgotten. When Kai first went to her school, he was walking but suddenly bumped onto this cutr innocent g