Shinjiro Takahashi

Two brothers kidnap and abuse women. Once the new woman's "training" is complete, the previous victim is released.

There is an urban legend about a ghost called "Sukima Onna". A young woman did not believe in the validity of the urban legend, until she discovered a mysterious woman in her apartment. Could this young woman be the ghost?

One day, Mio (Yume Nikaido) learns that her older sister, Tetsuko (Moe Tenshi), has been using the "Hadaka-ken" technique to protect the family home all by herself. After witnessing Tetsuko's failure to use the "Hadaka-ken" against a powerful opponent, Mio decides to learn the "Hadaka-ken" herself and fight. Will Mio be able to avenge Tetsuko's death?