My son has been in so much trouble. He is in a rehab center write now but each home visit he sneaks out and chain smokes, and drives me crazy, I am so afraid for his wellbeing. He has Bipolar? poss AD. He is now 16 the major problems started after I remarried and we moved to another city 2 years ago also his father is dead and he hates his stepfather. Can someone help us?