IN 1974, WWII OFFICER HIROO ONODA MADE INTERNATIONAL HEADLINES WHEN HE EMERGED FROM PHILIPPINE JUNGLE, CLAIMING TO NOT KNOW THE WAR WAS OVER, HE WAS RETURNED TO JAPAN AND HAILED AS A NATIONAL HERO. AFTER LEARNING OF HER FAMILY CONNECTION TO THIS BIZARRE STORY, FILIPINO-AUSTRALIAN FILMMAKER MIA EMBARKS ON A JOURNEY, SPANNING DECADES, TO MEET ONODA. WHAT SHE DISCOVERS IS THE UNTOLD STORIES FROM HER OWN FAMILY ABOUT THIS SO CALLED HERO THEY KNEW AS THE DEVIL OF THE MOUNTAINS.