The Viper. Caravan Butcher. Opal Slayer. Rhett Loniger was Lagonia's chief assassin, tasked with protecting his empire by killing anyone deemed a threat...that is, until he committed a crime worthy of his own execution by falling in love with the enemy. Now, he's being hunted. But he and Liss can't evade their enemies when they're surrounded on all sides. The cruel emperor of Lagonia is closing in on them, and he isn't just intent on destroying Rhett. Emperor Jaikon won't be satisfied until he has dominated all of the kingdoms. With a powerful magical force on Jaikon's side, Rhett is the only one willing to challenge him. But how does one defeat an invincible foe? In this breathtaking sequel to Opal Smoke, time is running out before Rhett is torn away from Liss. Only one thing is certain in this deadly game he's playing. If Rhett wants answers, he'll have to kill to get them.