MAN decides to renovate the washroom at home. KIU proposes to get her own materials and only pays the labour to the fitting master as to save some expenses. MAN reveals to his wife that a jeweler MR LAI has invited him to work under his company. KIU thinks that it is a great opportunity for the husband to get a promotion and pay rise. Yet she also knows that MAN will not quit his job easily since he has received a great favor from SUM before. KIU purposely leaks out the head hunting news and thinks that SUM wants to see MAN as to make him stay. It turns out that YIM-YUNG wants to re-inset her ruby ring. Moreover, SUM proposes to let KIU to design the ring for YUNG on behalf of her husband… KIU finds that the ruby is missing and from the closed circuit television she finds that SUM has approached her desk. KIU affirms that SUM plays a trick to make MAN stay……