As the Seven Seals that bind the power of Shilen, the Goddess of Death, are opened one by one, the world moves closer to the brink of chaos. Each Seal contains a great power that could cause the world to tremble. The one who opens the Seals can control the power contained within them. The Revolutionary Army of Dusk and the Lords of Dawn compete against each other toward this end. Players join one of these two cabals who vie for control over the power of the Seals.