A young woman becomes obsessed with a seemingly perfect couple she often sees at a café. When the husband is brutally murdered, she gets entangled with the widow and a mysterious man who knew the couple, leading her to question everything she thought she knew about love, death, and fate. As she delves deeper into the circumstances surrounding the husband's death, she is forced to confront unsettling truths about the nature of human relationships.

In a dark and twisted version of Tokyo, creatures known as ghouls lurk in the shadows, surviving by consuming human flesh. The story follows a young college student who, after a fateful encounter with a ghoul, becomes a half-ghoul himself. Thrust into a hidden world filled with danger and hunger, he must navigate the blurred lines between human and monster, grappling with his new reality and the moral complexities of his insatiable appetite. As he struggles to maintain his humanity, he finds himself caught in the crossfire between ghoul factions and the relentless ghoul investigators determined to eradicate their kind.

This gripping novel unfolds in the misty and myth-shrouded Baztan Valley of Navarre, Spain, where a detective returns to her hometown to investigate a series of eerie murders. The victims, teenage girls, are found in a state that suggests ritualistic killings, drawing the detective into a complex web that ties the present crimes to her own troubled past. As she delves deeper, local superstitions and family secrets emerge, challenging her rational beliefs and forcing her to confront the possibility that the answers she seeks might be as intangible as the mythical Basajaun, the invisible guardian of the forest. The story masterfully blends elements of crime, folklore, and psychological thriller, creating a suspenseful narrative that keeps the reader guessing until the very end.

This novel delves into the dark and complex world of a young man who is raised under the chilling belief that he is destined to be a "cancer" to the world, as per his father's sinister philosophy. Struggling with this cruel fate and the heavy burden of his family's expectations, he embarks on a journey that blurs the lines between good and evil, identity, and the possibility of redemption. Through his attempts to defy his destiny, the protagonist explores the depths of human nature, the concept of free will, and the capacity for change, leading readers on a gripping psychological exploration that questions the very essence of morality and the potential for transformation within us all.