The film tells that Xiao Xiaolong, who is a small clever person in his early childhood, has grown into a comedy star. After falling into a murder case, he fell into disrepair. The comedy class also disbanded. Dai Xiaolong, who was hiding in Tibet, became a killer by chance. In every corner of the city, it triggers a series of hilarious stories.

In order to find the perfect match for his son’s organ transplantation, a billionaire traps seven people with the same rare blood type and forces them to participate in a deadly selection game, where only the fittest will survive.