Collection of Japanese thrillers starring Meiko Kaji. In 'Female Prisoner #701 - Scorpion' (1972) Matsu (Kaji), better known as Scorpion, lands in prison thanks to the evil manipulations of an ex-boyfriend. After suffering at the hands of the jailers and other prisoners, she must find a way to escape in order to get her revenge. In 'Female Prisoner #701 - Scorpion: Jailhouse 41' (1972) Matsu exacts a grim revenge on the male wardens at the prison. No male appendage is secure as she stalks the wings in a razor-frenzy. After enduring further brutal punishment, Matsu forms a new plan to escape, this time with the help of six fellow inmates. 'Female Prisoner #701 - Scorpion: Beast Stable' (1973) follows an escaped Matsu as she attempts to outrun her pursuers. After taking refuge in the home of a prostitute, things become difficult when she finds trouble with a local gang. Finally, in 'Female Prisoner Scorpion #701's Grudge Song' (1973) Matsu attempts to get revenge on a corrupt detective. Things don't go to plan however, and after ending up back in prison, she again must find a way to escape before she is executed.