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.更多《哨兵》在线观看完整版免费、哨兵中字免费在线播放、哨兵在线高清观看免费相关科幻资源，请持续关注开述影城!