While Ross continues the official investigation into the Sun Hill serial killer, Lennox and Nixon discover their own potential lead when a man comes into the station to report his neighbour's suspicious activities. Treading on very thin ice, Bradford and Kane are called to a domestic dispute, and asked to arrest a wayward daughter for the disobedience of her parents. After being found innocent of Anne Merrick's death, Meadows and Webb follow Chandler as he meets former colleagues to discuss the night of rape. However, the pair don't manage to uncover any vital information to use against him, until he visits his brother - and reveals all. Can they prove that Chandler is responsible for rape?