Set in modern-day Shanghai, the film follows Lu Min (played by Xiao Bo), a high school student facing the pressure of the college entrance exam. Without a privileged background, his hopes for a better future rest entirely on getting into a top university. His mother, Fangfang (played by Song Dandan), is a thrifty housewife obsessed with winning prizes from TV quiz shows—nearly every appliance in their home comes from her efforts. His father, Dayi (played by Fu Biao), struggles to find stable work after being laid off, failing one re-employment program after another. After briefly landing a job as a bar companion, he ends up in the hospital due to poor alcohol tolerance. Each member of the family is caught in their own test of life, navigating hardship with resilience, like countless ordinary families striving to hold on.

In the early years of the Republic of China, the Institute of Biology of the Northwest Science Society received a mysterious letter, learning that there were mutant creatures infesting the sandy sea, so they sent an exploration team to the biology laboratory, but they were almost wiped out. Liu Mengxi and Xia Xuan escaped as survivors with the samples, but they met the agency in Sand Dune Town. The samples were damaged and exhausted. The two of them found that almost only old, weak, sick and disabled were left in Sand Dune Town, and outside the town, the monster seemed to have heard something and was quietly approaching Sand Dune Town...

In the city of Suzhou, the demon seized the rule, the mage protected the people, and opposed the demon clan, but overnight, with the unidentified millennium green snake emerged, the monsters died mysteriously, and humans were also panic-stricken. The new mage Fan Hai shot down the demon, but unexpectedly discovered the secrets of the monsters encircling the millennium snake demon. For a time, the wind of Suzhou City was surging, and the terrifying conspiracy hidden behind "peace" surfaced.

Ao You, the ninth son of the Dragon King, is a gifted and intelligent man who has been admonished not to reveal his true form at will since he was a child. Later, when he accidentally showed his true form while drunk at the Queen Mother's banquet, he was found by the Heavenly Court to be a dragon, and was thrown down to the Heavenly Court with his immortal bones shaved off.

The expedition team headed by Zhuo Ran, in order to find out the cause of his father’s bizarre death, embarked on the road to find the legendary ship coffin, but accidentally awakened the bloodthirsty migratory locusts and started a contest between life and death and human nature