Title: The Stonecutter - Camilla Läckberg - book
Summary :
A fisherman from Fjällbacka finds the body of a drowned little girl in his lobster trap. It soon becomes clear that seven-year-old Sara has fresh soapy water in her lungs. Someone must have killed her before throwing her into the sea. Just as Erica has just given birth to their baby, Patrik Hedström, overwhelmed by his new role as a father, struggles to investigate this horrific case.