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?

A horrific double murder rocks the lives of two families living side-by-side in isolated rural Scotland. But instead of focusing on the investigation, One of Us explores the fallout for the grieving relatives, and the dark consequences that threaten to shatter their lives.