Chen Yuan transmigrates to the late Eastern Han Dynasty, a Xuanhuan version of the Three Kingdoms world. Even a small soldier can play with millstone-sized rocks like yo-yos. Chen Yuan feels this world is too dangerous, so he decides to cling to a powerful figure. He finds himself in Zhuojun County. He decides to cling to Liu Bei, at least for safety. So, Chen Yuan casually swears brotherhood with Liu Bei, becoming the fourth brother. Chen Yuan: ??? I just wanted to quietly cling to a powerful figure, how did I end up becoming a king?