A meteor lands in Japan and the fallout creates a “shield” around Tokyo, encasing the city in a foggy darkness. A state of martial law is declared. People are in a panic as violent crime and corruption spreads throughout the region and punk gangs are ruling the streets. As if things weren’t bad enough, a chemical reaction from the meteor unleashes a deadly virus and now the dead are coming back to life as flesh-eating zombies!

Graduating at the top of her class, elite detective candidate Jun Shibata is transferred to the section that handles cases deemed "unsolvable" by the department. Her partner, though a well-respected and experienced detective, has grown complacent after unsuccesfully pursuing these cases that many consider an exercise in futility. With her upper class breeding, her colleagues don't expect much from her either, but she suprises them all with her motivation and astounding powers of deduction. Well-constructed mysteries and colorful characters abound in this stylish and edgy police drama.