Fushi no Ryouken is a gripping sci-fi action manga set in a world where death is no longer permanent—except for those afflicted with the mysterious Resurrection Deficiency Syndrome. This deadly condition prevents its victims from returning to life, creating fear, chaos, and a dangerous divide within society.

At the center of the story is Kenzaki Shin'ichi, the leader of the Anti-Vector Task Squad, an elite unit responsible for tracking and eliminating Vectors—individuals who carry the syndrome and threaten public safety. As each mission pushes him deeper into a web of secrets and moral dilemmas, Kenzaki begins to question everything he knows about the disease, the people he hunts, and the world he serves.

Combining intense action, futuristic world-building, and psychological suspense, Fushi no Ryouken explores themes of life, death, justice, and humanity. With thrilling battles, high-stakes investigations, and thought-provoking twists, the series offers a unique experience for fans of dark science fiction and action manga.