In the ancient world where the situation is changing rapidly, Yan Shiyi, a young gangster, gets involved in a murder case by chance. In order to clear his grievances and find out his origin, he travels around the world with the piano master Su Qianxi, his best friend Lu Dazhuang, and the mysterious monk in white, solving mysteries, saving people, and making jokes all the way. As forces intertwined and conspiracies emerged, everyone uncovered the secrets of Broken Moon Pavilion and started a game of good and evil with the ambitious Master Yunzhu. After four volumes of growth, conspiracy, grievances and friendship, Yan Shiyi and his companions used humor and wisdom to solve the puzzle, and finally broke through the long night, smiled proudly, and left behind the legend of Yan Ying.