Overview: YAN is terribly sorry for his unusual behavior. Resorting to the carrot and stick approach, TAN manages to talk him into going for a medical check-up. The doctor finds a benign tumor in his brain, which will affect his daily activities and emotions. YAN did not know until he runs into LEI that he is the doctor he has been referred to. YI is upset that she is moving out soon. Seeing her sitting alone, ON, who is also chilling out at Warehouse, goes to cheer her up with a trick. Out of his expectation, she also knows the trick. WAN sees YAN taking medicine. YAN asks him to do him a favor by giving him a slap should he go out of control again. WAH and YI are leaving soon. ON’s family throw a BBQ party for them on the roof. FONG tells PO to draw WAH’s attention away so that she can check up WAH’s handbag. Holding the piece of paper she finds in WAH’s handbag, she is determined to unveil WAH’s mask…