The Secret of Yggdrasil Revealed!.Leaving Aiolia to rest after his battle, Lyfia ventures out to find water or food, eventually falling unconscious in the snow. As she recovers in an empty village, she meets a young boy who gives her something to drink. Shortly after, Mu arrives and informs her that he arrived a few days ago in the village which seemed like everyone had disappeared. Discussing a God Warrior with a dragon-shaped God Robe known as Nidhogg Fafner, Mu asks Lyfia to remain in the village and recover while he dealt with Fafner. Mu ambushes the God Warrior and is easily defeated by his whip before being taken for experimenting by Fafner who binds him to the roots of Yggdrasil. Realizing that Yggdrasil is the source of evil, Mu easily breaks free from the roots and retaliates against Fafner before regrouping with Aiolia and Lyfia, with Fafner escaping...