One of Us - Episode Guide

A horrific double murder shocks two families living in isolated rural Scotland. In the aftermath of the tragedy, they are faced with a terrible dilemma when the murderer arrives on their doorstep one stormy night. His fate lies in their hands - will they show mercy or get their revenge?

When the police come knocking, the Elliots and Douglases must decide what to do. Meanwhile, Juliet's actions have tragic unexpected consequences.

Secrets and lies begin to unravel as Jamie makes a fateful decision and Rob must decide who to protect. The police are closing in on the two families, but Juliet's own crimes are coming home to roost.

With Rob in jail, Claire is still desperately hunting for answers. Could Adam and Grace's wedding video hold the key to the mystery? When she makes a shocking discovery, the truth is more terrible than she could ever have imagined and will change all of their lives forever.