Adulthood

Bai Yang, a young man from the Winged Tribe, celebrated his coming-of-age ceremony in Sky City. After the coming-of-age ceremony, his life changed dramatically. While facing this new and unknown world, he is also constantly growing and meeting new partners. At the same time, the abnormal situation called "spiritual phenomenon" is gradually approaching them. As Bai Yang and the others learn more about it, the hidden truth of this world gradually emerges.