In the mysterious world, young Ayu accidentally crosses. Here, magical creatures "spirit beasts" are rampant. They have different shapes. Some have smart wings and can soar freely in the sky. Some are covered with spikes and have infinite power. A Yu encounters a spirit beast named **** Ko, who is clever and cute and has the ability to heal. From then on, they started the adventure together. In the ancient ruins, solve the mysterious rune puzzle, Beside the boiling magma, fight with the evil spirit beast. Every time the dilemma, Ayu and Xiaoka resolved it with mutual trust and courage, and the fetters became deeper and deeper.
