Moonbase Lambda is a horror survival game which you have to escape from a procedurally-generated maze. The premise of the game is that an unidentified creature breaks into the moonbase, which leaves you no choice but to survive and escape from it.

The era of interplanetary travel has arrived in the vast expanse of space. As an advanced outpost for terraforming, there existed the Moonbase Lambda. One day, the player awakens from a cryogenic sleep only to be greeted by the eerie silence of Lambda Base. Despite the confusion, the player begins to explore the base in order to survive...