Born in a cooking family, Cai Cai, the heroine, becomes a member of the third class and meets Liao Yingzi, a “poisonous” gourmet tutor, by a strange chance. She meets Liao Yingzi, a “poisonous” gourmet tutor. Although Liao Yingzi is a harsh critic, he makes her improve without her realizing it, and she hates and admires him at the same time. In the course of their encounters, the two become friends. With the power of cooking, Cai Cai helps her classmates to solve many problems, and with the encouragement of Liao Yingzi, she is able to resolve a long-standing family conflict.
In her previous life, Xia Yu Bing was a villainess sentenced to death by poison by her husband, Xu Zi Yan. Now, the author of a comic has given her a chance to be reborn. She had no choice in the past but this time, she wants to be a good person.
After waking up in an ancient book as a noblewoman accused of murder, Lin Qianjin must solve a tangled poisoning case while trying to win over her cold rival, Li Yan. As danger closes in, unexpected romance and hidden motives complicate her quest for survival.