Shadows (2009)

Cooper, a twenty-two year old drug dealer, finds a laptop left aboard a commuter train. Cooper quickly becomes obsessed with the family pictures on the computer. He soon discovers that the daughter of the family, Muriel, is a crystal meth addict who frequents the same dance club as Cooper's partner, East. Cooper and Muriel form an unlikely relationship that leads to Cooper's ascent out of the drug world. Unfortunately, Cooper finds that the journey to a better life is often hindered by the decisions of our past.