The series follows the story of a second wife dealing with the memories of the woman who went before her. When Carol discovers a long-dead body hidden in the basement of her home, the horrific realisation is undeniable – she's living with a killer. The story that her husband's first wife ran away never to be seen again now looks like a lie, and the fact he's insisted on never selling the house suddenly makes sense. But one dark family secret is soon to be replaced by another…