The second book in Dolores Redondo's atmospheric Baztan trilogy, featuring Inspector Amaia Salazar. With masterful storytelling and a detective to rival Sarah Lund, this Spanish bestselling series has taken Europe by storm. One year after solving a series of murders in the Baztan valley, Detective Inspector Amaia Salazar attends the trial against Johana Marquez's stepfather, Jason Medina, who raped, maimed and murdered his stepdaughter. Suddenly the judge announces that the trial should be cancelled: the defendant has just committed suicide in the bathroom of the courthouse. He has left a suicide note addressed to Amaia, containing just a mysterious and disturbing word: 'Tarttalo'. What is the message Jason was trying to send? To unravel the truth, Amaia must return once again to the Baztan valley where her investigation takes a sinister turn.