Two clans, the white, Genji clan, led by Yoshitsune, and the red, Heike clan, led by Kiyomori, battle for a legendary treasure hidden in a desolate mountain town. One day, a lone gunman, burdened with deep emotional scars but blessed with incredible shooting skills, drifts into town. Two clans try to woo the lone gunman to their side, but he has ulterior motives.