Chihiro is a hospital surgeon in a hospital headed by his father. He is excellent and has a good reputation, but in secret he is using drugs and hallucinating. One day a new nurse named Wataru is appointed. Chihiro and Wataru get to know each other. One night, Chihiro falls ssleep and has a dream, embracing Wataru in a drug hallucination. From that day on he often follows Wataru, pretending it is a coincidence and participating in Wataru's favorite activity of basketball with him. However, there is another person who has an interest for Wataru. It's Shiomi, a secretary-general. Both Wataru and Shiomi confess to Wataru but Wataru sleeps with Chihiro. Shiomi makes plans to tear Chihiro and Wataru apart.

Middle-aged Hiroshi, a 53‑year‑old salaryman whose wife cheats on him and whose daughter barely tolerates him, finds himself discarded by his company and adrift—until a mysterious phone call from Mariko, his long‑lost love who supposedly died thirty years ago, pulls him into a forbidden reverie and dreams of a different life with her. Mariko, embodied by the irresistible Yōko Satomi—dressed in the provocative uniforms and iconic emblems of the old protest movements—the past awakens in tantalizing detail. As Hiroshi dials into a life he might have lived with Mariko, full of erotic promise and the intoxicating thrill of rewriting his destiny.

Dr. Goryu plans to create a cure for an incurable disease and get revenge on the medical world that has treated him poorly. However, due to a mistake, he creates a sexually transmitted deadly virus, and he himself becomes infected. If he infects others within a certain period of time, he will avoid death. The doctor calls out to a stripper who is about to jump off a bridge, but...

Fourth instalment of The Molester Teacher series.