When Evan's car is found abandoned at the docks, Faith is dragged to the police station for an interrogation. When Steve attempts to help, he too finds himself caught in the firing line of the law. Meanwhile, an increasingly conflicted Tom uncovers terrible secrets about his son, Bethan's erratic behaviour puts a strain on her marriage to Terry, Faith prepares to do a secret deal with Dr Alpay, and DI Williams resorts to desperate tactics to break Faith.

With Williams now out of the way, Faith fights for her children in a heated court battle that risks tearing the Howells family apart. As the clock ticks on Faith's debt, Steve makes a desperate and deadly pact with his former employers to secure her freedom. Tom and Marion must face tough truths, and Faith finally learns the truth behind Evan's disappearance.