In Hong Kong, a vigilante serial killer leaves death notices, stating when and how he will murder a victim. Even if the victim reports it to the police and receives protection, the killer can easily break through and execute them. In response, the police set up a special task force and reveals a major conspiracy hidden behind.
Cheung Sung-bong is a highly respected cop with a long history of success in dangerous cases. However, his past soon comes back to haunt him when a former protégé resurfaces, seeking revenge.
Sequel to 77 Heartbreaks, 77 Heartwarmings, sees the return of Charlene Choi as Eva, and Chau Pak-ho as her ex-boyfriend Adam. Although it has been a year since their relationship ended, Adam is still very fond of Eva and hopes to win her back. He comes across an app that teaches him what to do to reignite the passion in Eva. While Adam tries the tips mentioned in the app and gradually bridges the gap between them, Eva meets Thai star Marvel (Mario Maurer), who also vies for Eva’s love.
John Au Hin-Wai (區軒偉) is a Hong Kong actor. He graduated from Tak Sun School, St. Francis' Canossian College, and Canossa College. In 1983, he graduated from TVB's 12th Artist Training Class. Between 2014 and 2018, he worked as a freelance artist on TVB, and in March 2018, he signed an official contract with them.