Behind our world, there is another: a world of dangerous and powerful monsters that rule their domain with deadly ferocity. When Lt. Artemis (Milla Jovovich) and her loyal soldiers are transported from our world to the new world, the unflappable lieutenant receives the shock of her life. In her desperate battle for survival against enormous enemies with incredible powers and unstoppable, terrifying attacks, Artemis will team up with a mysterious man (Tony Jaa) who has found a way to fight back.