While Ginta and the others train in another dimension, "Chess Pieces" finally begin their advance to take over the World of MAR! Is there any hope for the World of MAR or will it be checkmated by Chess Pieces' immense force?
Ginta and Jack arrive at Pazu Town on their journey in search of the ARM that could send Ginta back to his world. Can they find the Dimension ARM that Ginta once used, in this town that's reputed to have everything?
Ginta has entered the World of MAR, where he meets a witch named Dorothy and learns about ARM, magical accessories with powers that correspond to the bearer's magical power. She takes him to a cave where he discovers the ARM "Babbo", the ARM with a will of its own that has the ability to speak.
On his journey, Ginta meets Jack and his mother, whose garden has been periodically terrorized by werewolf brothers, the "Rogelu Brothers". Upon learning this, Ginta decides to take action against these vegetarian werewolves...
Ginta and the others enter the frozen castle where they face the "Chess Pieces" for the first time. How will Ginta handle Ian, the Rook class Chess Piece! And, who is this girl named Snow who is trapped inside the ice?
Ginta has often dreamed of traveling to a fairy-tale land, but when a gate to the World of MAR appears before him, he realizes it's the start of a spectacular adventure.