Final Fantasy: Unlimited

Final Fantasy: Unlimited, inspired by the popular video game series, tells of Ai and Yu, twelve year-old twins who travel into Wonderland, a mysterious parallel dimension, in search of their missing parents. Along the way, they meet many strange new characters and travel to exotic lands in pursuit of their quest. Meanwhile, the evil Earl Tyrant is holding the twins' parents hostage, brainwashing into helping him become more powerful.