River

John River is a detective haunted by the murder victims whose secrets he must uncover. Under intense scrutiny, River must battle to keep his condition in check.

Still wracked with grief, River's mental fragility is further strained as he begins to suspect that the man he chased to his death was innocent.

The discovery that Stevie was keeping secrets forces River to reassess how well he knew her. Unlocking her voicemails throws suspicion on somebody close to Stevie.

The investigation changes direction when CCTV footage shows Stevie to be closely involved with an illegal immigrant who owned the car that was used in her murder.

River and Ira uncover what Stevie was investigating before her murder, but breakthroughs in the case have devastating implications for another member of the team.

As the fractured events of Stevie's murder start to swim into focus for River, the awful truth places more pressure than ever on his worsening state of mind.