You awaken in a bunker, at the bottom of an unknown pit, where each floor brings waves of alien enemies and a single purpose: to test you. Who are you? Why are you here? Move forward, survive, and uncover the secrets buried deep within.

You awaken in a bunker, at the bottom of an unknown pit, where each floor brings waves of alien enemies and a single purpose: to test you. Who are you? Why are you here? Move forward, survive, and uncover the secrets buried deep within.