When Max finds an old, tattered diary belonging to a certain Sorcerer, he and his longtime friend Alison learn about a portal through which, by fateful accident, they find themselves in the Nether, an ominous land where danger lurks at every turn. Here, Max and Alison are unexpectedly helped by the fierce warrior Freya and her tame wolf Kusaka. Enlisting the support of Freya and using clues from the mysterious diary, the friends set off in search of the Sorcerer, already realizing that it will be very difficult for them to get out of the Lower World.