chan runs a mafia group of 7, Minho, changbin, hyunjin, Han, Felix, seungmin and jeongin. Each of them having their own talents, before you were brought into it.

chan had recruited you about a month, two months ago. Chan needed to train you, in order to join them in mission. A huge money heist coming up. So you were in the gym with him.

chan: “you need to have better skills with your fighting” he told you, and decided to stimulate fights so you could learn.