Pure

Pure is a 2002 British drama film directed by Gillies MacKinnon and written by Alison Hume, adapted from her research into maternal heroin addiction. It stars Harry Eden as Paul, a young boy who becomes the de facto caretaker for his mother Mel and younger brother, following their father's death. Set in London's East End, Pure is told through Paul's perspective and explores the impact of parental drug addiction on family life and innocence. Keira Knightley and David Wenham appear in supporting roles.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.