Sachiko Okawa, 30 years old, works as a researcher at a certain medical company. - From her lovely face, which looks younger than her actual age, and her beautiful and dignified appearance, it is easy to imagine that she is popular not only with her colleagues but also with male employees. - Although she is a researcher and her work is nerve-wracking, her working hours are regular and her days off are according to the calendar. - She is well paid and has no complaints about her job. - So why did she step into the AV world? - Actually, she looks like this, and she seems to watch her adult works often, and her favorite genre is lewd things. - She said, "She gets excited by her immoral feeling that she is doing something bad in a bad situation." - She is currently not in a relationship with a man and does not have a sex friend. - Of course she, even if she consoled herself, her libido just keeps piling up. - In order to satisfy her sexual desire, she stepped into the world of AV, which she had been interested in for a long time.