In one of the first seasons there was a kid that was a witness to a murder. He got out of the city and was living with relatives in the countryside, he was saf

In one of the first seasons there was a kid that was a witness to a murder. He got out of the city and was living with relatives in the countryside, he was safe. I didn't understand why, but he came back to Baltimore and ended up getting killed. He could have just stayed where he was and lived out his life in peace.