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...

W furin: Netorare tsuma to shô akuma musume

Ikeyama is a freelance reportage writer who has raised his daughter single-handedly since his wife died. One day, Ikeyama goes to pick up material for a project brought to him by his new editor, Kondo, "Special Feature on Rumored Beautiful Moms." Ikeyama, who is taken around by Kondo, meets Moe, a beautiful mother, at the last snack bar he decides to go to.