From bestselling author Laura Thalassa comes the thrilling conclusion to the dark fantasy romance Bargainer series—where forbidden love, ancient curses, and high-stakes court intrigue collide

She's the siren queen with a destiny she never wanted. He's the fae king whose love was forged in the dark. Together, they face a world on the edge of chaos—and a bond that could save or destroy them both.

Callypso Lillis must claim her power as Queen of the Night, risking everything to protect those she loves as ruthless enemies awaken and the line between fate and freedom blurs. Readers praise Callie's unforgettable transformation, the addictive chemistry between her and Desmond Flynn, and the relentless suspense that builds to an epic, emotional finale.

For everyone who's fallen for the fae world, sizzling tension, and high-stakes intrigue of the Bargainer series, Dark Harmony is the epic finale you've been waiting for. Dive back into Callie and Des's world of magic, betrayal, and hope—where every secret matters, every choice has a cost, and love is the fiercest power of all.