Blind by blood

Blind by Blood, is about a boy named “ Kenji “who came from a tough life, living most of his life on the streets and got taken in by a well-known gangster family, the “ Tosokawa “ family, he grew up with his stepbrother “ Shin, but neither less Kenji didn't know that the leader of the Tosokawa gang “ Ryota “ was just using him and training him to do all Shins dirty work and to protect him. However, there are other secrets Ryota is hiding from the family that Kenji will soon discover about Ryotas's real business and his own family that got involved with Ryota.