During the Three Kingdoms period, many literary works described love. The most famous love story was the one between Liu Bei and Guan Yu in Romance of the Three Kingdoms. Their love story was described as sincere and touching, but it ended in tragedy. After Liu Bei and Guan Yu became sworn brothers in the Peach Garden, they supported each other and fought together for the establishment of Shu Han. Their love story was described as mutual trust, mutual dependence, and the ability to work together even in the face of difficulties. In the beginning of Romance of the Three Kingdoms, Liu Bei once said,"Brothers are like hands and feet, wives are like clothes." This sentence expressed Liu Bei's deep feelings for Guan Yu and his trust in him as a brother. Guan Yu once said to Liu Bei,"If the country needs you one day, I will immediately protect you." These words expressed Guan Yu's loyalty and commitment to Liu Bei. The love story between Liu Bei and Guan Yu was widely described and praised in literature. Their love was one of the most famous love stories in the history of Shu Han and also a model of love during the Three Kingdoms period.