For the right price, these professional troubleshooters can solve any problem, whether they're taking out the scum of the earth or destroying human-eating monsters!

The troubleshooters of Gokurakugai are open for business! In a run-down town without law and order, Alma and Tao accept work from clientele of all creeds and cultures, and they're always ready to dole out justice against human-devouring monsters that lurk in the shadows. They'll take on any case--as long as the price is right!

After Alma's ferocious battle with Utsuro, the lovesick blood-loss maga, Alma and Tao head to an abandoned mansion to investigate a series of unnatural deaths. There they encounter Nei, but she wasn't part of the mission briefing. Why is she here--and how does she know the culprit behind these deaths?