id & i is a psychological horror visual novel that takes place in the Ad Nauseam (a VN also developed by throwpup) universe. However, it is a standalone experience that does not require you to have played Ad Nauseam first, nor will it spoil anything from the series.
Social life was becoming too stressful for Seralina, ever since her online friends disappeared. In the hopes of getting away from it all, she decided she would move to a long-abandoned block called Risenshine. Nobody would ever bother her again. ...Right?