Hazuki Family's maid Ine hands a letter to Ryo, who is restless from his Father's death. The letter was sent from a person named "Yuanda Zhu" to his father which contained characters he cannot read.
Ryo is forced to fight Guizhang Chen from Chen Family, to save Nozomi who Mad Angels have taken as a hostage. In hopes that Goro finds Ryo's secret message, he fights Guizhand Chen, ending with Ryo and Guizhang both wounded and defeated.