Adult PC Game: Black Lilith, Shiravune - Taimanin Asagi Final (uncen-eng) Archive

A classic visual novel about a demon-slaying ninja. Asagi was the strongest Taimanin in Tokyo, but after completing her last mission, she just wants to settle down and marry her lover Kyousuke. Her old nemesis has other plans, however, and creeps back from the dead to seek vengeance...