Sun Xiaolei, a drama school student, is facing the first important competition in his life, but the delay in changing his voice makes him anxious. In the process of preparing for the competition, Xiaolei accidentally became friends with two competitors - Shi Jiahui, a boyish old girl, and Xie Tianci, who was born in a famous Beijing opera family. In the long summer, the three teenagers are about to face a "reversal" of puberty.
Lan Jinghui and his uncle, Ling Dong, have a tumultuous love-hate relationship. Ling Dong tries to help his nephew regain his life goals but is met with resistance. After a prank goes wrong, Lan Jinghui accidentally involves his plain classmate, Xiao Xiaohua, in their lives. As the three navigate humorous challenges together, they grow closer and support one another in their pursuit of university aspirations.
A devastating tragedy of the asset forfeiture befalls the Hua family suddenly. The men are forced into exile, leaving behind the women and children in dire straits. Hua Zhi, the young lady of the family, no longer stays low-key and steps up. She braves hardship and leads the women of her household to manage to avoid starvation and danger. She transforms not only their lives but also the feared leader of the Seven Constellations, Gu Yanxi, into her beloved "Mr. Yan". During these lively and heartwarming moments, Hua Zhi rises from a sheltered lady to the head of her family, leading her toward a brighter future.
Ye Lingshuang, an ordinary maiden who grows up with the beloved youngest princess of the grasslands Qi Hairui / Zhuyan. The girls become best friends, and Ye Lingshuang swears allegiance to the princess. Unfortunately, the Kingdom of Zhao’s ambitious ruler Yu Xiuming conspires a plan to take over the grasslands, which eventually leads to Qi Hairui’s suicide. Ye Lingshuang vows to avenge the death of her princess, and enters Yu Xiuming’s palace under a new identity. The emperor develops an interest in Ye Lingshuang after realising her true motive, and the heroine becomes torn between loyalty to her homeland and love.
Former pop star Xiang Dongnan becomes a high school music teacher through a reality show and clashes with strict English teacher Su Qi, sparking a battle of wills as they navigate school life, mysterious leadership, and a classroom full of spirited students.