OI-KIU and CHING-MUI return home, and CHING-MUI hopes that OI-KIU can keep it a secret from SHUM WING, to which OI-KIU agrees. After they open the door, they out of the blue see TUNG in their home. TUNG blackmails CHING-MUI for money, putting her in a dilemma. OI-KIU finds it very strange however, CHING-MUI still refuses to reveal the truth, rendering her speechless. Meanwhile, TUNG becomes more aggressive.