Based on the CG collection by Sakusei Kenkyuujo (搾精研究所). Yamada is afflicted with a strange disease and has to ejaculate once every three hours as a result. However, he has now broken both hands and ended up in the hospital. As a result, he has to ask the nurses in the hospital to take care of his needs. Note: A live-action AV adaptation (28ID-038) was released on October 23rd, 2020.
Sakusei Kenkyuujo
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