A 62-year-old professor at X City University with neatly combed silver hair and glasses. He came to the guesthouse to accompany his young grandson for treatment. He has mild high blood pressure that causes dizziness and numbness when stimulated. He is a tea lover who followed Lu Yu's The Classic of Tea in his youth. After drinking the Clear Rhyme Tea, his dizziness cleared and he recommended the guesthouse to his student who is a deputy editor-in-chief of a newspaper in Qingyang City.