: Features multiple difficulty levels that can be changed at any time to focus on story or survival.

: No autosave; you must use specific "Save Points" (tables with books) found in safe zones or dungeons.

: Conquer eight dungeons representing the Seven Deadly Sins to uncover why the world ended.

: Explore grid-based ruins from a first-person perspective.

: Characters age rapidly and die in 13 days; they are then "extended" (reborn) with stat bonuses based on how they died.

: A mix of psychological horror, dark mystery, and eccentric humor typical of Spike Chunsoft. ⚙️ Key Features

The version is a specific digital package typically found on archive or emulation sites. For the most stable experience with modern updates and cloud saves, it is recommended to use the official Steam version.

is a post-apocalyptic survival RPG developed by Spike Chunsoft, the creators of the Danganronpa series. The "-CODEX" suffix specifically refers to a scene release of the PC version . 🧬 Core Gameplay