When CHUNG is greeting the customers at the retail shop, suddenly an elegant woman walks in and requires LUNG FOOK to take back a diamond ring. CHUNG indicates that there is no such kind of service. Yet LAI SEUNG just leaves her ring behind with an overbearing attitude and asks CHUNG to hand it to SUM for a look. When SUM gets to see the name card of SEUNG, her heart sinks and reveals to KEUNG that SEUNG is the birth mother of LUNG. KUENG informs KIU and YEE about the past event that SUM has told him. Everybody affirms that SEUNG wants to take LUNG away. SUM dates SEUNG out and SEUNG honestly admits that she feels very lonely ever since her husband has passed away. She hopes to have LUNG around to keep her company. SUM suggests SEUNG to live with her for a few days so that LUNG can have a chance to get along with his mother. When SEUNG deals with LUNG, she finds that he learns much slower than a normal person……