Carey teams up with Shaun Emery to try and expose Correction, but Napier is one step ahead. Shaun's future, and that of the nation's system of justice, lie with one person. Carey has a decision to make.
When soldier Shaun Emery's conviction for a murder in Afghanistan is overturned due to flawed video evidence, he returns to life as a free man with his young daughter. But when damning CCTV footage from a night out in London comes to light, Shaun's life takes a shocking turn and he must soon fight for his freedom once again. With DI Rachel Carey drafted in to investigate Shaun's case, she quickly learns that the truth can sometimes be a matter of perspective. Should she trust Shaun Emery?