The new year is fast approaching and middle-aged screenwriter Wang Zi Liang is feeling the pressure. He has to deal with multiple issues concerning both his work and home life, making him feel 'sad in the new year'. When his mother asks the family to return home for the holidays, Zi Liang welcomes the opportunity of a break. However, old family conflicts quickly start to resurface and only a mother's love will be able to resolve them.

The fairy sister Xiaojiu, who is thousands of miles away from the earth, is sent by the five elders to find the magpie stone and save the magpie city in danger. He was accidentally shot down by a gravitational wave experiment conducted by Xue Hai, a man with high IQ. A "farce" with the real purpose of picking up girls and looking for the magpie stone unfolded crazily during the 30 days when Xiaojiu fell into the mortal world. With the development of the situation, the big boss hidden behind gradually surfaced, in order to protect Dream and love, Xue Hai chooses to fight with Xiao Jiu and fight against the dark forces.

Xiao Erdong, a young man with a congenital disease but a "marathon dream", Xiao Daming, a taxi driver who stubbornly forced his son to preview the "life of the blind", father and son who do not understand each other, But in a marathon, they "exchanged identities" and stood side by side on the starting line

Humans are said to use only 10% of their brain. What would happen if 100% were activated? Cai Yao, who often finds his life filled with setbacks, constantly dreams of a stroke of luck to change his destiny. One day, by chance, an accident leads him to undergo a cranial perforation and drainage procedure, resulting in an unexpected miracle. His latent brain power is greatly enhanced, granting him superhuman abilities: expanded brain capacity, unlimited financial prowess, telepathy, and winning the lottery with ease. His life takes a dramatic turn, but what awaits him are a series of hilarious and absurd events...