Becoming the Hangman

A a young man who lives with his single mother and 3 sisters in a big house. The MC's life changes when he meets a kid called Adam at an illegal underground fight club. They become friends and the MC later finds out that Adam is the son of Don Morello, the head of the Morello family, the most powerful mafia in the city. The Morellos recruit the MC to be Adam's bodyguard and they are impressed with his skills. So they assign the MC jobs that help him climb the ranks of the mafia and earn the trust of the Don himself. The jobs and tasks become more cruel and difficult, one after the other, but the MC does them flawlessly and exceeds all expectations. However, with each job, he becomes more cruel and heartless, and that changes his relationship with his family and friends. Find out how the MC becomes.. the hangman.