Ning Cai, an introverted college student, traveled to another time and space due to an accident. The unfamiliar environment left her at a loss as to what to do. In order to survive, she worked hard to make money. From the initial fear and fear, she gradually adapted. She met many people there and found several good friends. However, just when she thought she was going to stay in this place for the rest of her life, an accident happened again. She inexplicably traveled to a time and space where Xili was the dominant force. There, she met Shen Chi, the devil that everyone shouted to beat... As time passed, how should Ning Cai return to her own world...
Concept: space-time, black hole