The Love of Loyal Dogs mainly tells the story of a girl named Han Zixuan who met and fell in love with a dog boy named Ouyang Jie Jun because of online games, and their emotional changes in the future, as well as the love-hate relationship between the girl and the boy's pet' Cool Bar', and finally became life partners. In the play, Ouyang Jiejun was invited to explore with his friends and entrusted his pet "Cool Bar" to Han Zixuan. Unexpectedly, Ouyang Jiejun died.