SUM has a meeting with the staff to discuss about getting the design right of the 30 carat yellow diamond from MADAM LO. Yet SUM realizes that KIU wants to leave earlier. When KIU gets the butter crabs that she has ordered, she gets help from a housewife, MARY and becomes friends with her. Everyone waits for SUM to come back for the meeting and since KIU has a date with MARY, she perfunctorily gives SUM an old design drawing in order to leave earlier. NA reports to SUM that she has found the whereabouts of MADAM LO. SUM decides to go and look for her together with KEUNG… In fact MARY is MADAM LO. When KIU hears the words of criticism that MADAM LO disparages the design of MAN, she gets mad and claims that MADAM LO knows nothing about design. Seeing that KIU has offended such important customer, YUNG vents her frustration on SUM and SUM has to swallow it all……