Japan's Watatsumi island, named after the Great Serpent, was once an ocean abyss. The inhabitants worship the Great Serpent as the Orobashi no Mikoto, and the shrine serves as the seat of government. During the Archon War, Her Excellency the Almighty Raiden Ogosho brought Japan under unified rule, causing fear and awe. The Great Serpent invaded the east without warning, causing brutal warfare and casualties. The Ogosho slain the Great Serpent, leaving the Japan Shogunate as the legitimate and supreme ruler.