Qiuye and his sister Qiu Shui participated in their parents' Nirvana journey to find their roots, but an unknown accident occurred while traveling through the twin universes, and the main ship was involved in a black hole. The two sisters escaped to Earth in a rescue capsule. From then on, he began a long journey of adapting to the laws of survival on earth, looking for a return to Planet 632, and finding the cause of his parents' accident.