Mark describes his life and his family describe how they feel about him and his drug use.
Conflicts between Sarah's old and new lives are starting to affect her.
Sarah is drawn into drug dealing. Here she has an altercation with a rival drug dealer.
Sarah's relationships become more negative as she gets drawn into the world of drugs.
Link is bullied by his mother's partner so he decides to leave home.
Link leaves home when he is bullied by his mother's partner and ends up homeless.
Link is assaulted as he spends his first night on the streets.
Link looks back on the events leading to his homelessness.
Link is shocked to discover how many other young people are in the same situation.
Gareth is a circus performer who learns from a travelling education service.