Prisoner

Prison transport officer Amber's first day back after maternity sees her escorting ruthless contract killer Tibor Stone to court so he can testify in a high-profile case. When their convoy is attacked by a highly organised unit, Amber handcuffs herself to the prisoner to prevent his escape, but Tibor is a marked man and their assailants will stop at nothing to make sure he does not make it to court.

Held captive at a secret weapons factory, Amber and Tibor narrowly escape execution by Nina before agreeing to a deal to help each other. Tibor leads Amber's husband Olly to a safe house, saving her family from Pegasus.

While being tracked down, Amber and Tibor turn the tables on Nina. Hitching a ride to London in the back of a lorry, they're unaware that their driver has sold them out.

As Amber reunites with her family and Tibor confronts his mother, buried secrets bring unexpected understanding. But a single misstep thrusts them into their most dangerous battle yet.

With her family in danger, Amber and Tibor hunt down O'Neill as Tebbit uncovers the crime syndicate's deadly plan. Desperate to find her baby, Amber seeks out her estranged, incarcerated mother for help.

In the gripping season finale, Amber and Tibor race through London to reach the Old Bailey as they are relentlessly pursued. Facing mounting threats, Tibor makes a devastating choice with far-reaching consequences.