After the mysterious death of her father, Penelope becomes obsessed with uncovering the truth behind his final obsession—a forgotten blood debt and the secretive House of Valerius. Her search leads her to Julian Valerius, a dangerous prince whose family has ruled from the shadows for centuries. As ancient secrets, forbidden desires, and deadly betrayals unravel, Penelope discovers that her own blood is tied to a legacy that could either destroy the House of Valerius—or make her its queen.