The game is choice-based. Each decision shifts affection, trust, or “tension” meters.
Shinseki no Ko to Otomari Dakara 2 (Because I'm Staying Overnight with my Relative's Child 2) is a Japanese adult visual novel developed by shinseki noko to otomari dakara 2
As of its release, Shinseki Noko to Otomari Dakara 2 is available on PC (via DLsite and Steam) and Nintendo Switch (Japan region only, though an English patch has been announced). The game is choice-based