Players communicate with Ion through the terminal, and when they have deepened their bonds and restored the world of her heart, episodes related to her lost memories are restored, and her memories are recovered. Also, as Ion recovers her memories, she will also remember various recipes for meals, costumes, and more. In addition, as your bonds with Ion deepen, your relationship with her will also change, so you can enjoy your life with the young girl to your heart's content. With the sun reaching the end of its life, the danger of extinction was imminent on Ra Ciela, a planet beyond the 7 dimensions. With the "Tenmon" advocating to relocate the planet, and the "Chimon" advocating that they regenerate the sun and planet by using Song Magic, public opinion was divided in two. Meanwhile, each of the two organizations had a candidate for the successor to the throne - the one who would decide the fate of the planet..