From CHENG WO's journal, FU discovers that WO had been searching for the Buddha’s white tooth and he finds it strange. YUK follows FU to WAH's Residence to join a birthday banquet. She behaves gracefully and everyone is amazed. YUK knows that FU is still in love with HEUNG. She doesn't want to look for trouble so she agrees to go out with the commander HA HAU YUNG. FU asks if WAI-CHING knows anything about the Buddha’s white tooth and CHING believes that it means wisdom. CHING also tells FU that CHENG WO used to stay in Law Hong Monastery at Wuchang before his trip. FU and the others therefore go to Law Hong Monastery to search for hints. The Principal Master there reveals that Master CHI-WAI used to live in one of their rooms and FU believes that this person is the missing emperor WAI of the Ming Dynasty. CHENG WO was searching for emperor WAI during his trip……