A Persian horde is poised on the plains of Marathon, set to massacre the population of Athens. Led by the bloodthirsty dictator Darius, the invading army outnumbers the defenders six to one. Despite these insurmountable odds, Athenian champion Philippides refuses to abandon hope. Embarking on an arduous journey to Sparta, the hero tries to enlist the help of the neighboring army before taking to the battlefield to defend his people. Betrayal, cunning...