Our little mafia brother

so this story is about 7 brothers, 6 of them are together they are world's no 1 mafia group (BTS),they are one of richest person in the world,they have everything but still there is something missing which is the only thing that can make them cry, yes it's their little brother whom they lost 12 years ago, it was a day when they lost youngest brother as well as their happiness, they all tried to overcome it but they couldn't they all cry themselves to sleep every night, it's not like they didn't tried find him since his body wasn't found there just burning car but and everyone assumed that rivalries kidnapped him but bts didn't, they tried each and every way to find him but they just couldn't.

on other hand there is a almost 17 years old boy taking his anger out on a punching bag while his knuckles were bleeding, he is just frustrated because of flashbacks he is getting in his dreams, it frustrate him as it's makes him remember his past, he was so angry he was punching the bag non stop, suddenly he feels hand on his shoulder which makes him stop immediately he turn around and hug the person so tightly as his life depends on that person and started crying like crazy and the person started to comfort him

Will his Brothers be able to find him?
How would they react?
Whom do you think this 17 year old is?
Who is the person?

Let's get enter the story to know all the answers to these questions

This is my first story!!!
so please ignore my mistakes

I don't own any of the picture which I'm gonna use in this story,only story line is mine, so for images credit goes to owner

Let's jump into story!!!!!!!!