New Single Player Game - Capricious Solitaire

We have released a new Single Player Game - Capricious Solitaire.

You can play the game at
https://www.novelgames.com/capricioussolitaire/

Can you please explain how this game works. There are already cards in the foundation piles and you cannot move them or build on them. ??

The four foundations on the left are built up in suit, and the four foundations on the right are built down in suit. The foundation cards cannot be moved.