YIU-WAH and MIU-SUET are invited to a dinner at PAK-CHUEN’s home. CHUEN’s drunken father reveals that YIU-WAH and MIU-SUET look like lovers. This makes them really embarrassed. YIU-WAH loses a brown envelope containing his undercover working notes and he is very nervous. CHUEN’s father picks up the envelope by chance and he asks MIU-SUET to return it to the owner. Trying to find the owner, MIU-SUET opens the envelope and she realizes that YIU-WAH is an undercover and he loves her secretly. KWOK-SHING has no choice but to reveal the truth to MIU-SUET. He asks her to sign a confidentiality agreement while ensuring that she will maintain a working relationship with YIU-WAH. YIU-WAH thanks MIU-SUET for her help and he seizes the chance to reveal his love to her but MIU-SUET ignores it. YIU-WAH and KA-SIN go to Qingyuan to inspect the site for constructing a school. In the evening, YIU-WAH visits NGAI FUNG with peanuts and beer……