Yan Mo, a superstar from the future, suffers from a rare blood disease, and she discovers that the only person who can save her is Gu Yan Zhi, a genius scientist living in modern times. Yan Mo travels to the past (our modern age) only to find that if she wants to obtain his blood, she has to generate emotional reactions in Gu Yan Zhi's body. However, in the process of "teaching" Gu Yan Zhi how to feel, they fall for each other. But what will happen when they realize that their love changes the trajectories of their respective destinies, and that between their lives and their love they can only have one? Will they embrace love?