Uncle Yao, a toilet seat designer with a handsome appearance and frivolous style, lives with his daughter Xiao Min after divorcing his wife. One day, Uncle Yao inexplicably traveled through time and became a superhero inexplicably, and was given the important task of saving the earth from aliens. And the price he paid for becoming a superhero was that he changed from a handsome and handsome man to a fat and greasy uncle. In this way, Uncle Yao began his daily life with many atypical aliens.