Yoshinaga, a doctor of psychology, is immersed in writing a book, and as he conducts research using his wife, Emiko, as a test subject, he discovers that Emiko has the potential to be a sadist. the next day. After reporting last night's induced pleasure act to Yoshinaga's good partner, associate professor Muraki, he later assigned Muraki's ex-girlfriend, Hitomi, as Yoshinaga's full-time secretary in order to repair their marital relationship. Meanwhile, Shoko, a fourth-year university student, comes to visit Yoshinaga to ask him to do something about her not being able to meet the deadline for her report...
Ryu Enami
as Emiko Yoshinaga
きみと歩実
as Shôko Kimita
あやね遥菜
as Hitomi Natsume
なかみつせいじ
as Shûichi Yoshinaga
Yasushi Takemoto
as Kengo Muraki
Atsushi Tsuda
as Nobuhito Takashima