When Tony and Emily Hughes travel to France with their 5-year-old son Oliver, their family holiday turns into a nightmare when Oliver disappears from a large celebrating crowd in Northern France.

In 2014, a young British woman stumbles through the streets of her German hometown and collapses. Her name is Alice Webster, and she has been missing for 11 years. Alice’s return sends shockwaves through the small community. Told in dual timelines, flitting between 2014 and the present day, we follow Alice’s family as they are thrown back into a turmoil that threatens to tear them apart at the seams. When French missing persons detective Julien Baptiste, races across Europe to pursue a 12-year-old case that he never let die, we begin to explore the murky morality and emotional complexity of what happens when the missing child you’ve been longing to return actually comes back.