Li Dahan accidentally bumps into the alien Stella who has landed on the earth. He just wanted to continue his ordinary life, but he was involved in a noisy adventure of alien landing, urban farce, misuse of technology and cross-race alliance. Dahan's best friends Fatty Zhang and Dr. Frankenstein were also accidentally pulled into the team. Under the leadership of the alien leader Promes, the team embarked on an embarrassing journey to save the earth and the alien homeland. From misunderstandings, frictions to symbiosis, they made a series of hilarious mistakes. Kitchen fights, technobabble, and city rescues. Gradually break the gap between humans and aliens. In the end, everyone grew up together and realized the harmonious coexistence between earthlings and aliens.
