: As Detective Patrik Hedström investigates, he discovers that Magnus's friend, Christian Thydell, has been receiving sinister anonymous letters for over a year.

: Crime writer Erica Falck, Christian’s friend and mentor, senses he is hiding a traumatic past. Despite being heavily pregnant with twins, she dives into the investigation to uncover the secrets Christian would rather die than reveal. Why It's a Must-Read

(English title: The Mermaid ) is the sixth chilling installment in Camilla Läckberg's internationally bestselling Fjällbacka series. This psychological thriller masterfully intertwines a modern-day murder investigation with a haunting "novel within a novel". The Plot: Secrets Beneath the Ice

: The book is renowned for its "staggering final twist" that leaves readers reeling. La sombra de la sirena by Camilla Läckberg - Goodreads