On the threshold of opening the moon to tourist excursions, a private space firm owned by a visionary billionaire takes a team of non-astronauts to the lunar surface. To address concerns that the moon's barren rock may not hold long-term allure for an uber-wealthy clientele, the company's charismatic owner reveals to the group the ultimate discovery: life on the moon.

But what is initially a triumphant and world-changing moment soon gives way to unrelenting terror as the team experiences firsthand that despite their technological prowess, the moon still holds many secrets.