Movies by Tadaaki Horai

All of Them Are Troublesome Girls!
Kunihiko Kunitachi is a Japanese language teacher at a high school. Kazumi Kazumiya is a student there. She doesn't have any friends at school and asks Kunihiko Kunitachi to be her friend. He accepts her offer, but she begins to follow him around. Kunihiko Kunitachi becomes annoyed with her for following him around. He encourages her to make other friends, but Kazumi Kazumiya doesn't try to make other friends. Kunihiko Kunitachi tries to make friends for Kazumi Kazumiya, but his life becomes more complicated.

Quicksand -reverse-
This is a contemporary adaptation of Jun'ichirō Tanizaki's novel Manji, reimagined with reversed genders to depict a destructive love story between men and women. Kōtarō Sonoda, unable to give up his dream of becoming a painter, quits his office job and starts attending art school. At school, he encounters a beautiful young man named Mitsuru Usami. Sonoda invites Usami to his home, leading to a physical relationship and growing distance from his wife, Yayoi. However, it is later revealed that Usami has a fiancée.