Carl Fredricksen spent his entire life dreaming of exploring the globe and experiencing life to its fullest. But at age 78, life seems to have passed him by, until a twist of fate (and a persistent 8-year old Wilderness Explorer named Russell) gives him a new lease on life.

A young man travels from his hometown to Hengdian, the place where the country's biggest movies are filmed. Like many others, his dream is to become a movie star. However, the life of an actor proves to be very harsh, and only a select few will ever be anything more than extras.