Y/N was the adopted child of Natasha Romanoff, when she died Clint Barton and his family became his legal guardians. Following in his mother's footsteps Y/n has been using what training Natasha bestowed upon him to help fight the crimes plaguing New York. It has been one year since Natasha's death and Y/N is spending his first Christmas with Clint, at least that was his plan. Somewhere along the way someone decided to don the Ronin suit, save a dog and now they have a tracksuit wearing mafia after them. For him it's nothing new, for the girl he's about to meet, it's an induction into her new life as a hero.

Y/N is a boy who knows little about his life. Experimented on as a child, he was freed by the Creator. Following his death, Y/N finds himself with no home, no trust, and no friends. After a chance meeting, Y/N finds himself in the middle of a much larger destiny. Reboot of Monster

Y/N L/N doesn't know much about his family or where he came from. All he knows is that he's lived in New York all his life, fighting and stealing to survive. One day he witnesses a fight between a hero and a villain. He suddenly finds himself rushing out to stop the heroes death only to learn a secret he was never supposed to know about.