On the Perfection of Anatomy

Imprisoned in the stronghold of Habaki Kagimura, the immortal swordsman Manji endures unending experiments as Kagimura's doctors try to understand how his body regenerates. Only Ayame Burando, Kagimura's lead examiner, is feeling more desperate and sicked with each failure. Meanwhile, Manji bides his time, waiting for his time of vengeance.