Because Illusion makes such high-quality games, this attracts a lot of adult VR gamers to hentai who might not care for the genre in most other circumstances.
It's also a visual novel that includes management elements, as well as some dating and pickup additions.
There's also an interactive manage panel around the monitor.
Seek only what interests you within the show to trigger additional animations like pusys beginning, or internal ass exhalation.
Or perhaps she has them because of a forgotten element that the world has not seen in centuries and is now coming to light.