Little Malon lives with his father and mother, who love him—especially his mother. She will do everything for him. But every evening, when Malon goes to sleep and the door closes behind his mother, the time comes when the beloved plush toy named Guti tells him mysterious stories. His mother taught him to listen to Guti—but another mother. The real mother. Nobody pays attention to the little boy’s words that his mother isn’t really his mother; only a child psychologist is surprised by the clarity and vividness of his account. She will share her doubts with the police commissioner Marianne Hatress, whose experience and instinct will suggest that the case really is strange. If only she knew that the key to uncovering a notorious robbery lies in the ephemeral child’s memory—in an old plush toy…