On New Year's Eve 2011, Huw Jones disappeared from his bedroom while his father and five friends were downstairs. His body was later discovered on the nearby cliffs at St Non's. That night, all six friends lied in their statements to the police.

Over a decade later, Huw's mother, Heledd is found dead. Mallory Dawson must uncover the lies lurking in the tight-knit community of St Davids. But someone has kept their secrets for years, and they would kill to protect them...