"House of Earth and Blood" is the first book in Sarah J. Maas's urban fantasy series, "Crescent City." The novel blends elements of romance, adventure, and mystery within a richly built world inhabited by various supernatural beings. The story follows Bryce Quinlan, a half-Fae, half-human woman who lives in the vibrant and dangerous city of Crescent City. After a devastating tragedy that takes the life of her best friend, Lehabah, Bryce falls into a deep emotional spiral. The murder of her friend sets off a chain of events that will force her to confront her past and the darker forces at play in her world. Two years after the tragedy, the murder of several supernatural entities rattles the fragile peace in Crescent City. The authorities assign the case to Hunt Athalar, a fallen angel and assassin, who is also one of the most powerful beings in the city. Forced to work together, Bryce and Hunt develop a complex relationship filled with tension, secrets, and undeniable attraction. As they delve deeper into the investigation, they uncover a web of lies, ancient powers, and dangerous adversaries. Bryce discovers hidden strengths and abilities within herself, while Hunt must confront his own past and the burdens of his past decisions. Their quest for justice not only reveals shocking truths about the murders but also challenges their understanding of loyalty, love, and sacrifice.