Twice in a Lifetime (1999) : 1x22

Sam, a 17 year old boy, finds out that his mother is looking for him and his sister. This makes him question his father's story of the mother as a dangerous drug addict. He however says nothing to his sister, but she's having visions of her mother. When Sam refuses to tell her what's up, she accidentally shoots him. Othniel sends Sam back in order to convince himself to tell his sister Angel about the mother. But his old self has trouble believing a green-haired punk-rocker he just met. Soon after, the new Sam meets a sick woman at the boarding house, where he lives, who turns out to be his mother. But can he control his anger and blame when he finds out why she's on drugs?