In the fourth novel of the Bridge Kingdom series, Keris, recently crowned as king, faces a dire situation when his love, Zarrah, is imprisoned by the Empress. To save her, Keris contemplates allying with the kingdom he almost destroyed. Meanwhile, Zarrah, trapped on Devil's Island, discovers a potential rebellion against the tyranny that could change her fate. As a war looms, spearheaded by the Empress, Keris and Zarrah must navigate their complex relationship and the dangers that threaten to consume them, with the potential to escalate the conflict into an all-consuming inferno.