The little master is from a wealthy family and has a house full of toys. Among them, his favorite is the cowboy doll Woody, so Woody becomes the "boss" of all the toys. When the little master is away from home, the toys in the house become a world of their own and live their own lives. One day, the little master brought back a new toy: Buzz Lightyear, the space policeman. Buzz Lightyear has a novel appearance and advanced functions, which makes the little master love it and threatens Woody's position. Woody tried every means to drive Buzz away, and accidentally fell out of the window of the room together. The neighbor's vicious dog was barking, and the neighbor's child was a toy abuser. Can Woody and Buzz turn enemies into friends and eliminate disasters and solve problems?