In the wake of the 1956 Prostitution Prevention Law, a young woman recently released from one of Japan's new rehabilitation centers struggles to build a new life.
A nerdy young college instructor named Shinji Kikyo returns home one day to find himself the target of a mad assassin. Surviving somewhat miraculously, he fends off other assassins and with the help of reporter Keiko Tsurumaki and car mechanic Bill Otomo, eventually discovering that a "population...