Dark Harmony (The Bargainer Series Book 4)

Dark Harmony – The Thrilling Finale to the Dark Fantasy Romance Series

🌙 A Siren. A Bargainer. A War That Could Destroy Everything.

From bestselling indie author Laura Thalassa comes Dark Harmony, the explosive final book in the The Bargainer dark fantasy romance series that has captivated readers. A siren bound by a dangerous bargain and a King of Night haunted by his past must fight to save their world—and their love—before it’s too late.

A Love Forged in Darkness. A War Fueled by Revenge.

At sixteen, Callypso Lillis made a fateful bargain with Desmond Flynn, the King of Night, indebting herself to him with countless favors. Now, seven years later, he has returned to collect—but what once felt like a debt of servitude has transformed into something far deeper.

But dark forces are rising.

🔮 The Thief of Souls, a shadowy figure with a hunger for destruction, has awakened—and Callie’s newfound fae magic makes her a prime target.
🔥 Desmond’s father, long thought dead, has returned with a vengeance, seeking retribution against the son who betrayed him.
⏳ Time is running out, and as enemies close in, Des and Callie must face their deadliest challenge yet—one that could tear them apart forever.

Perfect For Fans Of:

✔ Dark fantasy romance with fae magic & forbidden love
✔ Enemies-to-lovers & slow-burn romance
✔ Books like A Court of Thorns and Roses & Kingdom of the Wicked
✔ Mystery, intrigue, and heart-stopping action