Wang Ziqing, Li Qiuyan, and Xia Wei are three graduating senior girls who live in the same dormitory of a normal school. After an unexpected power outage, they travel to different unknown time and space. A beautiful island, a small town hiding murderous intentions, a huge palace, three different places, what kind of life is waiting for them? In another world that has no intersection with reality, they went from being strange at first to becoming familiar later on. And after experiencing a series of joys and sorrows, what is waiting for them?