KEN finds no clue to CHOI’s kidnapping case. He suspects that CHOI plans it to delay the police’s investigation on WING’s case. He sends an officer to collect some of CHOI’s hair from his flat. NAN has an acute appendicitis. CHI asks SANG to visit her in the hospital for her as she is working. CHI has lost contact with KEN and worries. SANG tells her that he has seen him in a pub. Apparently, KEN meets SANDY in a pub. Later, she gets drunk and forces him to stay overnight for her. CHI is touched that SANG cares for her family even after they broke up. CHOI threatens FUNG’s family. His hair sample matches the one retrieved from WING’s case. KEN reckons that CHOI is the real killer. CHING finds out that SANG takes back the items, which includes some of CHI’s belongings and the silver whistle, that she has thrown away and asks SANG to bring their wedding forward.