Grisaia: Phantom Trigger - Full Series Information, Trailer & IMDb Reviews
Watch Grisaia: Phantom Trigger Season 1 Episode 4 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
Murasaki's sister, Yuuki, returns to Class A. Rena is annoyed with her, and Murasaki doesn't seem herself. What happened to the sisters in their past?