Episode 20 - S1.E20

KIT could eventually escape away with MUI as the hostage. Everything are clear, FAI resumes office. TAI and FONG are living happily together. However, MUI is getting very sick. The only way to save her is to transplant another heart into her body. FAI is very upset. KIT suddenly returns. He finds FAI for revenge. FUNG is shot for the sake of saving FAI. KIT has fallen down to death when he is trying to escape away. FAI is extremely upset to see that his two beloved girls' lives are at stake. FUNG knows that she will soon die. She agrees to donate his heart to MUI before she died. CHEUNG and FAI cooperate to perform the surgery for MUI. MUI has eventually recovered. FAI and MUI sigh mournfully before FUNG's tomb.