感覚の鋭い牙

Main character is a freeter who is passionate about UFO. One day UFO flies into his room, and mysterious space girl descends from it. He wants to talk to her, but she has no emotions. He discovers that emotions are manifested only upon seeing human sexual activity.

[From [url=https://vndbreview.blogspot.com/2019/05/vn-of-month-april-2003-zanmataisei.html]vndbreview[/url]]