In the 1820s, a frontiersman, Hugh Glass, sets out on a path of vengeance against those who left him for dead after a bear mauling.
In their quest to confront the ultimate evil, Percy and his friends battle swarms of mythical creatures to find the mythical Golden Fleece and to stop an ancient evil from rising.
When a young boy accidentally triggers the universe's most lethal hunters' return to Earth, only a ragtag crew of ex-soldiers and a disgruntled scientist can prevent the end of the human race.