Somewhere in the southern part of the Rain Island lies a village known as Flower Fields. Its inhabitants live peacefully and work hard to supply the village with food. But one day, a demon named Nakachimaro and his minions invaded the village, kidnapped the villagers' pigs, and destroyed their fields and gardens! The young Darios swears that he will find the bad guys and make them pay! He and his best friend, the elf girl Eru, venture into the nearby cave, pursuing Nakachimaro. Little they know that this will be just the beginning of a long and perilous journey!