Female student Yuzu Kitagawa. She gets along well with her classmates and spends an ordinary school life. With her hope to go on to college, she is tricked by her homeroom teacher and university professor into becoming a test subject for her research. A university specializing in the medical field expands Yuzu's girlfriend's anus, inserts a foreign object into Zubozubo's body, and rapes the moving anal! Throw Ji Po into the two widened holes and let it ascend!
