A horror survival board game where you play as indentured employees doomed to dive to the bottom of an alien-infested ocean in a submarine...
To win, you must reach the very bottom of the "world map", which is a cross-section of the ocean. Each location is a flipped token, which remains a mystery until you arrive.
Between each location, you must survive x turns which all manner of threats approaching your submarine. All the while you're juggling your submarine's power and repairs.
Earn money by researching aliens or completing quests and upgrade your submarine at stations found along the way.
—description from the designer