In the future world, with the rapid advancement of science and technology, the pollution of the earth is becoming more and more serious. In order to curb this situation, a company called Moon Energy Industries Co., Ltd. came into being. The company is committed to the development of lunar energy and meets the earth's energy needs by collecting helium-3. Moon Energy has a base on the moon, and Sam Bell (Sam Rockwell) is the only staff member on the base. Sam is a contract worker hired by the company. He has lived alone on the moon for 3 years, and the only one who accompanies him is the intelligent robot Gotti (Kevin Spacey). The boring life makes Sam eager to return home. When he was two weeks away from leaving the moon, Sam accidentally encountered an accident. After waking up, he found that Gotti seemed to be hiding something from him, and the company's senior management also rejected his request to return. Sam took the opportunity to escape from the base, but found another self at the scene of the accident... This film won the Best British Film Award at the 2009 Edinburgh International Film Festival and the Best Actor Award at the 2009 Seattle International Film Festival.