Globally known and popular k-pop superstar BTS, anonymously known as bulletproof boyscout were living their starlife much peacefully. When one of the groups from their k-pop industry send a group of Mafias after them, out of envy. These innocent boys, who doesn't know a thing about fighting, are put on gun points of dangerous mafias. Now, being the apple of their fandom's eyes, they resist on telling them about the whole situation. But when they suddenly disappear, the whole fandom turns into choas. Big crowds gathers infront of Big Hit building, demanding a proper answer. On the other side, Kim Morana, the leader of the most dangerous and dominant mafia gang 'Infernos', have a visitor with a deal to protect a group of boys. That man agrees to pay as much as she asked, but in return, he wanted his boys safe and secure. This was new for her. All her life till now, she had been known to kill people like speck of dust. Will it be her deal to save someone from getting killed? Will the killer be able to save someone's life. Will the gun be the shield? Morana agrees as she was getting paid a high amount. Her being the queen of the underworld, guarentees him that she will complete the deal at any cost. But will the deal be only about money or anything more?