In the 1960s, Yadan was reincarnated as a human after being a dog. She crawled all over the courtyard every day, marking everything in sight. Her older brother Maodan was also slow-witted and couldn't speak. Their mother struggled to care for the two siblings while matching wits with their grandmother. Then one day, Yadan got better, and her brother Maodan also came to his senses. Their family's happy life began...