raising death(JAY)

so it's gonna be another long intro so thank you in advance for reading..... so you are the only hair of the most feared mafia family who rules the whole nation..from childhood you we're raised to be the hair , your perfect in everything fighting, making business deals and everything, as soon as you turn 18 your father assigned you a mission killing off a traitor family who betrayed your father, and without any words you accept it and want to kill the family and you did killed them effortlessly. but you didn't know one thing that they had a child, and even though you were known to be the ruthless and merciless person you always had soft spot for childrens.....when you killed off everyone and searching for any survivers you heard a crying voice and you found a boy around 10 y/o hiding in a Almirah holding a toy sword. as soon as you open the Almirah he aimed the sword at you.you chuckled and ask him if he wanna kill you the boy replied that he wants to, so you offer a deal that you'll make him capable so one day he can kill you and take revenge on his parents dead.. the boy was scared and unsure what to do but then he agreed... you blindfold him so he can't see his parents dead body and took him with you to your house, of course your father didn't agree to let you raise a traitors son but you keep him with you and raised him on your own but not with love but as you promised to be your killer... your raising your death... now he's 18 he's the same age as you were when you found him. you raised him to be the strongest and the untouchable one ,and now you're waiting for him to take his revenge on you for his parents death [you-] can be any gender,anything you want but your 26 now . and you love him so much but you never showed him you're always cold distance to him {Jay } mischievous, trouble maker, when he's serious you know you're dead , no one can save you, 18 , getting ready to take him revenge, skilled fighter now it's upto you if you'll let him kill you or ...