Years after an alien invasion almost extinguished human mankind, refugee on a secret base on the Moon, three heroes decide to jump into a time travel in the desperate attempt to save the survivors but they don't know that the Sentinel is waiting for them.
迪恩·波特 , 亚历克斯·霍诺德 , Brad Lynch , Jim Hurst , Dean Fidelman , Eric Perlman , Timmy O'neill , Cedar Wright , Dan Duane , Elizabeth Potter , Jennifer Rapp , Jay Epstein
简介：Years after an alien invasion almost extinguished human mankind, refugee on a secret base on the Moon, three heroes decide to jump into a time travel in the desperate attempt to save the survivors but they don't know that the Sentinel is waiting for them.
