Associate Professor Ueda, a sex hormone expert, succeeded in developing the epoch-making hormone amplification agent "horbitin UD", but an accident occurred in the final clinical trial. A large amount of "horbitin UD" was administered to the subject's body, and he was transported to the emergency room. Because of the top secret project, Natsumi, a research doctor who was involved in the clinical trial as an assistant to Ueda without being informed of the details, was terribly upset when she saw a subject with a red face and convulsions.
![JKSR-676 [Darkness lurking in the toilet] Toilet voyeur: 80 consecutive shots of urination](https://avdb.stream27.com/v/JKSR-676/poster.jpg)
