Shiine receives a letter from his father, causing Chacha to want to save her parents so she can do things with them. Seravy explains that there is a way to get back into the castle which is guarded by a magical barrier. Riiya's grandfather brings a giant map showing a secret passageway into the castle, but it is too heavy to carry, even for Riiya. Seravy shrinks it down to manageable size and the trio heads off to adventure...