Takeshi Shinonome is a private investigator, and life is good. He has a decent income, a lovely assistant who cares for him, and no more responsibility than he feels like taking on.
All this changes one day when he happens upon a girl in the rain, protecting a tiny kitten. And an old friend from high school reappears in his life, asking him to take on a case to investigate her husband's infidelity. The seemingly simple job quickly spirals into much more...news about a new drug on the market, targeting school children. How are these things connected? What has he gotten himself into? What secrets do the beautiful women in his life hold, and how can they help him solve this case? When bodies start turning up, Takeshi knows his easy life is gone for good.