Kashii-san, who has expressed a desire to appear, said, "I've been interested in the adult world since long ago." The first adult video she watched was when she was in elementary school, a video her older brother had, which turned out to be a lesbian work featuring women interacting. Even though she was in elementary school, she knew the word "sex," but she didn't know that women could be intimate with each other, which was quite a shock. Since then, she started watching adult videos as a hobby, and it seems she still does even now that she's married... One day, she was talking about videos with her husband, and it turned out he was quite the AV enthusiast. To her disbelief, her husband suggested she should consider making an appearance...