Confronted with a grave sin committed by his own soul... Fuuta Okeya is a middle school student who can see spirits. His life is turned upside down when he meets Kouko Ishigami, a mysterious transfer student. Kouko reveals that the two share a fateful connection stretching back to their previous lives. Why is Kouko after his life? And why must he fight her? Determined to uncover the truth, Fuuta embarks on an extraordinary journey through his past lives, traveling across time and space—from the distant ancient past to the far future. When all the secrets are finally revealed, will their intertwined destinies lead to destruction... or salvation?
