After ex-soldier Shaun Emery's (Turner) conviction for a murder in Afghanistan is overturned due to flawed video evidence, he returns home a free man to his young daughter. But when 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 (Grainger) 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?