Clare's relentless hunt for the leak in Barton pays off, while Cam wrestles with his conscience over the beaten detainee. Sofie uncovers an ambitious escape plan, and Mina tries to support her grief-stricken father.
Inspired by true events; a woman escaping a cult, a refugee fleeing with his family, a father trapped in a dead-end job, and a bureaucrat on the verge of a national scandal find their lives intertwined in an immigration detention centre.