Drenched in darkness and surrounded by the echo of screams, Jinji waits deep in the dungeons of Rayfort, haunted by the memory of the knife stabbing Rhen, plagued by a foreign voice whispering through her mind. A few floors above, Rhen rests trapped in a coma, about to wake to a changed world—a world where his best friend is a woman, his nephew is the king, and an enemy army surrounds him on all sides.

But human wars are insignificant compared to the darkness gathering unseen. Memories of lives she never lived flash through Jinji's thoughts, hinting at a past that cannot be repeated. A mysterious phantom visits Rhen, carrying cryptic messages of the future. And somewhere out there, the shadow continues to lurk in silence.

Startled by their altered relationship and tempted by new feelings, Rhen and Jinji must find a way to work together. The fate of humanity rests on their shoulders and the real battle has only just begun…