One player is the band of thieves, attempting to break into safe deposit boxes. The other player is the police, trying to hunt them down before they escape.
Shoo, get away! Was that really Gary Gouda, the mouse, cheese-hunting again? The greedy mouse just can't stop! Not one piece of cheese is safe, and he risks becoming stuck in the mouse holes with his big belly.
Time and time again precious paintings keep disappearing in the art museum. And each time a mysterious envelope with a picture riddle is left behind. Fortunately the Sherlock Kids are there to put a stop to the bold thief's game.