You are a group of researchers and studied the depths of the sea. Unfortunately, you could your institution does not equip them with the latest technology,
ecause not enough
Funding are available. You get a little in the older submarine, which here and there indeed already has a few rust spots, but does the job on the whole. But suddenly falls from your oxygen generator! Can you manage to start the generator again before the air is too thin? For 3 to 6 players.