A record of the erotic work Otoi Hasegawa, a female college student who aims to become an AV director, experienced during her internship training. Due to her honest, honest, and competitive personality, Hasegawa is confused but willing to try anything her senior tells him to do. Her sexual training revealed her perverted nature, which she was not aware of yet, and even before she joined the company, she came to work many times and urinated in the office.