Actually, this was our second major story idea.
The first, we decided, was too gimicky just for the sake of gimmiks, and as such, became way too much of a 'game story'.
and 'game story' vs 'actual story' is an important point. For those of you who enjoyed PST, you KNOW that a game is the only medium in which it's worth presenting, but that doesn't make is a 'game story'.