When British soldier Shaun Emery is accused of a crime he strenuously denies, newly promoted DI Rachel Carey is assigned to investigate.

After key evidence is mysteriously redacted from her investigation, Carey is forced to find other ways of pursuing Shaun, who is searching for answers of his own.

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.