Her immortal swordsman is imprisoned and being tortured in an underground stronghold beneath Edo Castle where cruel doctors hope to find the secret behind his mystical powers. Rin teams up with the enigmatic Doa to not only free Manji, but expose the hideous medical experiments. Collects Blade of the Immortal volumes 16 to 19 in the original 7x10 serialized format, in a faux-leather hardcover treatment, and with a bookmark ribbon.