In the context of software distribution, specifically "repacks," Unfaithful 2
A repack is a highly compressed version of a video game's installation files. Repackers take the core data of a software title and bundle it into a custom installer designed to:
Scene Replay Gallery: Repacks often unlock or provide a way to access a gallery to view all reached milestones and animations without replaying the entire story.
Branching Storylines: Decisions made during dialogue heavily influence the protagonist's relationships and the eventual ending.