Westie puppy NianGao tastes human cream cake and hates ordinary dog food. Determined to break free from being a pet, he sets out to build a huge business empire. He schemes to win over elites and steals the recipe for chocolate dog food, winning a huge fortune from his owner via a lawsuit. His lover Luna betrays him with security chief Black Sha, stealing business secrets to compete against him. Biding his time, NianGao gathers evidence and exposes their scandal, ruining the rivals completely. Later, he marries Ella, a luxury pet brand tycoon, expanding his business worldwide. He develops anti-aging drugs, travels to space to win over alien creatures and forms an interspecies animal alliance. In his old age, surrounded by descendants, he looks back and realizes an ordinary puppy has ruled the whole universe.
