Zhao Pan'er opened a tea shop in Qiantang and received the good news that her fiancé Ouyang Xu was a prostitute in Beijing High School. Unexpectedly, Ouyang Xu wanted to break off the engagement.Unwilling to do so, she went to Beijing to seek justice. On the way, she rescued Song Yinzhang, who was deceived into a marriage and was mistreated, and she also rescued Sun Sanniang, who had been abandoned by her husband.The three sisters faced the difficulties together and gradually gained a place in Tokyo through their own efforts.Zhao Pan'er also secretly developed feelings for Gu Qianfan during their daily interactions, and together they wrote a Tokyo love story with ups and downs.