A Stranger in the Family by Jane Casey

When nine-year-old Rosalie Marshall disappears from her bed, her family is left devastated. Sixteen years later, her mother Helena is found dead beside her husband, in what initially appears to be a murder-suicide.

Detectives Maeve Kerrigan and Josh Derwent soon discover that the case is far more complicated than it first appears. As family secrets emerge, they must uncover the truth about Rosalie's disappearance before anyone else is put at risk.

A Stranger in the Family is a gripping crime thriller from Irish bestselling author Jane Casey, featuring a twist-filled investigation and a family with plenty to hide.