Jiang Xi Bao, a student at an elite college while under distressed circumstances. By chance, she meets Xu Cong Hui, the daughter of the distinguished and affluent Xu family. As the two girls become close friends, Xi Bao eventually encounters Cong Hui's father, Mr. Xu Cun Zi. What initially began as a trade of her youth in exchange for material pleasure, develops into a romance, the relationship between Xi Bao and Mr. Xu deepens.

After painstaking research on the Demon Refining Elixir, an unexpected mishap leads to the absorption of the elixir's power, causing a chaotic surge of magic and resulting in memory loss. He Ansheng, a kind and honest healer from the Wuyou Village, comes to the rescue. As He Ansheng and the mysterious orphan girl Xiao Bai (Su Su) embark on a journey to uncover their identities and memories, their love gradually blossoms. However, within Xiao Bai's (Su Su's) body, the Demon Refining Elixir teeters on the brink of losing control. Will Su Su's identity as a member of the demon tribe be revealed? As humans and demons follow separate paths, what fate awaits the love between Xiao Bai and Ansheng? Can the centuries-old divide between humans and demons ever be bridged?

Xiaolong lives together with his grandfather and his cat in a little town in rural china. After graduating from elementary school, he plans to visit the city's middle school together with his two best friends Lele and Meimei. But Xiaolong's father wants him to move to Shanghai and visit a school there. Xiaolong doesn't want to leave so he runs away with his cat, and finds shelter on a deserted roof.