The game is released episodically, with the "Gold" designation usually marking a milestone in a chapter's development cycle.
Always ensure you are downloading files like this from official or verified sources such as the developer's itch.io page or Patreon to avoid malware risks common with third-party zip files. A.O.A. Academy [Ch.5 Gold] - itch.io AoA_build-CHP5_GOLD-pc.zip
Players typically follow the series for its evolving storyline and relationship dynamics between the protagonist and various female characters in the academy. The game is released episodically, with the "Gold"