Onihei Crime Files: Unibrow

Onihei Crime Files: Unibrow Online – Heizo "The Demon" investigates the shop of Toshimaya the swordsmith, where 280 ryo was stolen and twelve people murdered. This particular group of theives are most dangerous because of the willingness to kill for money, but what about this mysterious unibrow, who is he? What is he up to?