You and a group of other daring deep sea divers head out to sea to dive for sunken treasure. You're all rivals but you're poor, so you're forced to share a rented submarine and a single tank of air!
The deeper you dive, the richer the treasures you'll find, but if you don't get back to the sub before that tank of air runs out, you'll have to drop all the treasure you've collected in order to make it back on board alive. It's time to see who can bring home the greatest riches. â€¦