In the early years of the Republic of China, the situation was turbulent and conflicts between various forces continued. In this changing era, a young man named Lin Yu lives in a small town in the south of the Yangtze River. Lin Yu's parents died when he was young, and he grew up with the help of his uncle. He was clever and intelligent by nature, but he was also quite naughty and mischievous. He wandered around the town all day long, causing a lot of trouble.