High-flying art executive Della Howell is freshly promoted to director of the national museum in Wales. During her celebration, she meets her son's handsome, enigmatic friend Caleb, who catches her attention.

Della and Caleb's relationship intensifies - but what are his motivations for pursuing a relationship with both mother and son?

As Della and Caleb's affair escalates, how long can they keep it a secret?

Della starts to seriously regret her decisions, and her day only gets worse from there. Later, we learn that there is more to Caleb's background than we may have thought.

Della's life deteriorates further, and a shattering secret regarding the authenticity of one of the Museum's most precious paintings is revealed.

With her life in tatters, Della makes a shocking discovery.