Kiken na Asobi

Tomoyuki is secretly dating his boss, but when his boss suddenly ends the relationship, Tomoyuki pretends to be fine. He then meets Katsuhiko, a window washer, and accidentally breaks his arm. Feeling guilty, Tomoyuki decides to help Katsuhiko until he recovers.

Akira is in a relationship with Yoshiki, but Akira is not ready to go beyond kissing, while Yoshiki wants to take things further. Masami finds himself aroused in kinky situations, and one day on a crowded subway, a man presses against him, igniting his desires. Professor Asaoka becomes the obsession of a student named Koyanagi, who takes the lead despite Asaoka's protests.