The novel is a darkly comic, murder mystery set in London at the end of the 20th century. The story follows three main characters: a terminally ill American writer, a petty criminal, and a beautiful but doomed woman who predicts her own murder but not the murderer. The narrative is filled with satirical social commentary, exploring themes of love, lust, greed, and deception.

This humorous science fiction novel follows the eccentric detective Dirk Gently, who operates based on the fundamental interconnectedness of all things. His cases involve time travel, ghosts, and an Electric Monk, a labor-saving device that believes things for you. Dirk's current investigation revolves around the disappearance of a cat, a multimillionaire, and a horse in a bathroom, all seemingly unrelated events, but in Dirk's holistic world, everything is connected.

In the fantasy noir novel, the protagonist is a down-on-his-luck private investigator and sorcerer living in a city rife with crime, magic, and political intrigue. Despite his penchant for overindulgence in ale and a gambling habit that keeps him perpetually short on funds, he's drawn into a complex case involving a stolen item of great importance, a murder mystery, and a conspiracy that reaches the highest levels of society. With his sharp wit, magical skills, and a tough female bodyguard by his side, he navigates through a series of dangerous and humorous encounters, determined to crack the case and restore a semblance of order to his chaotic world.