Zoe visits Dylan and persuades him to get help for his OCD, and Lily desperately seeks her parents' approval after being promoted to registrar. Meanwhile, the team helps a father forgive his daughter after he discovers she gave her mother the pill that caused her untimely death. Elsewhere, a man lies to his girlfriend about an accident involving her seven year old son, but Ethan convinces him to come clean. Plus, Ethan and Cal find out they have failed their exams, and Louis refuses to see Charlie at rehab