The Crime Unit and TSUN-KIN not only learn the identity of the killer from the surveillance camera of the parking lot, but also get a grasp of the information that HAWKEYE and Master HUNG are related. TSUN-KIN forces HO-YEUNG to provide intelligence related to HAWKEYE, resulting in an enmity between the two. Worrying about YEUK-LING, TSUN-KIN goes to visit her, who suddenly asks TSUN-KIN to give her a pistol so as to protect her family members. After knowing that TSUN-KIN cannot help her, YEUK-LING then turns to HO-YEUNG for assistance. HO-YEUNG takes YEUK-LING to learn how to shoot in the shooting association. On Valentine's Day, all the team members of the SDU try to create more opportunities for CHIT and LAI CHUN, yet the pair end up in a fierce quarrel with each other over things about HO-YEUNG. Ever since YEUK-LING learns that CHI-HONG has been in a persistent vegetative state, it has been preying on her mind.… ...