Based on the master of SM, Dan Oniroku. Another story about females getting tied up.

Natsuko is so good at using that super-strong vagina of hers that she can fuck guys to death. In the end, she’s pitted against a sexual superman...

A young doujinshi writer doesn't win the literary prize award, and ends up killing the selection committee.

Yuko, a beautiful married woman obsessed with SM delusions. Tachibana, the director at Tachibana Hospital where she is treated. Assistant Furuya....