Young insurance broker Yip Wing Shun received a strange phone inquiry about compensation for suicide cases from a creepy client named Chu Chung Tak who discovered his stepson, a teenager, dead in his room. Broker Yip suffered from the trauma and guilt of the death of his own brother when he was younger and is determined to investigate the case when it was confirmed as a suicide case and when Chu Chung Tak started harassing Yip for the insurance payout. Yip is convinced that Chu is a psychopathic murderer and his next victim could be his visually impaired wife Shum Tze Ling. Yip races against the clock to find the truth.