MA KEUNG and the others are watching SOUR SISTER’s drama while having dinner at home. SOUR SISTER is playing an evil character and they have different views on it. CHI-YAN and CHI-LEI accompany SOUR SISTER to shop in the fashion store. After recognizing SOUR SISTER, the shop owner refuses to sponsor her dresses. CHI-LEI discovers MAK TING-TING in SOUR SISTER’s home. SOUR SISTER has got a new advertisement job recently after listening to MAK TING-TING’s advice so she invites MAK TING-TING home to seek her advice on crystals… CHI-LEI learns that SOUR SISTER believes in the power of crystals very much and she suggests helping her to find the “Flashing Emerald Crystal” from the Internet. In order to help SOUR SISTER to regain her confidence, CHI-LEI decides to spend over 30 thousand dollars on the crystal and CHI-YAN decides to pay for it instead. MA CHONG suddenly reveals that he could buy the crystal for them with discounted price……