The plot follows a family and their friends who stop at a deserted island during an overseas trip. The pleasant excursion quickly becomes a nightmare as hidden emotions surface, forcing players to:

In Spanish-speaking gaming communities, discussions often focus on managing the "niveles de locura" (insanity levels) and finding the "guía de escenas" (scene guides) to unlock the game's various adult and horror endings. Survival and Horror Elements

The game uses an RPG Maker MV engine to allow for open-ended exploration of the island's many secrets. Regret Island (Video Game 2025) - IMDb

Every decision impacts these two primary meters for the protagonist and their companions. High insanity can lead to characters descending into madness or permanent death.

While the base game is developed in English, the international community has shown significant interest in localized versions.

The game features sandbox elements where specific triggers unlock character-specific scenes and development paths.