After Chappie leaves his mothers home, he moves in with his close friend Ross and the bikers. He continues to turns to drugs to forget about his past problems as well as his current setbacks. We find out later that Chappies stepfather was abusive in many different ways. Perhaps he saw no other way to deal with the abuse then to leave his mother and stepfathers home, because he left willingly. Chappie may see the bikers and Ross as a type of family, because they are all living together in the small apartment. Chappie continues to get into trouble, and has a problem with the police. Chappie steals from Victorias Secret and gets caught, and both his mother and stepfather go to the mall. Chappie is offered a chance to go back to live with his parents, but decides otherwise and remains living with Ross and the bikers. At the time, going back to live with his mother and stepfather appears to be a good idea, but the relationship he is currently having with them is not healthy and it will not provide him with the childhood that he's looking for.
After living with the bikers and Ross for a few months or so, the apartment catches on fire and Ross and Chappie are forced to leave. Not