The brothers were separated as children and grew up without each other. As they reach high school, they realize that their lives will change. But for the good, or for the bad? Also, what happened to Leo?

Raphael was never one for family, seeing as his first one abandoned him when he was three. But when foster-care is running out of care-takers one man along with his three sons are ready to take on the challenge of this troubled teen. (Human AU)