In a little Western-style house in Shanghai, one-year-old Pan Yuning is the apple of his family's eye. His gentle older sister is always looking out for him, while his mischievous older brother willingly lets him boss him around. To his parents, he's the cutest little dumpling in the world, and his grandparents dote on him endlessly. This little tyke, with his unusual way of thinking, creates countless hilarious moments through his everyday antics from age one to five. He becomes the source of laughter in the household, warming everyone's heart.