Files such as "THETA - Venus Hostage 1.0 crk.v2m" appear in historical changelogs for scene groups that bypass DRM.
The game was developed by a group called Mirage-lab . Shortly after the game's release and the subsequent outcry over the non-functional keys, the developer virtually vanished, leaving players with a game they technically owned but could never actually play. Why it became a "Story" Venus Hostage Activation Key