"Celebrating the New Year" is the most important thing for Chinese people throughout the year, and it is also the bond that maintains the emotions of Chinese people. But the Nian Beast (voiced by Lei Jiayin) in the Heavenly Palace does not like the New Year! In order to cancel the Spring Festival, the Nian Beast almost caused a big trouble. He had to come to the human world and met the little girl Shaguo (voiced by Zhou Dongyu). The fantasy journey of a super villain and a rebellious little girl is about to begin, and a joyful and hilarious comedy unfolds...