Fist Fight (Chinese: 兄弟) is a 2018 action drama produced by TVB, starring Vincent Wong, Mat Yeung, Philip Ng, Kaman Kong, Rebecca Zhu and Tiffany Lau as the main cast.

Cheung Fei Fan ( Vincent Wong ), Ha Tin Hang (Mat Yeung) and Ho Tit Nam (Philip Ng) were brothers who have been separated for many years.

Many years later, they reunited and slowly found out that there was a great conspiracy in the past caused by the Former financial crisis response team now known as the Knights Club as they tried to uncover the truth behind their parents' death that has been covered up as a suicide case.

Fever Internet Network cult leader Your Flyingman Tech Company Founder / Chairman Fire Fist Fight Boxing Tournament Producer The Shareholder of Wilson Secure Solution Company Second Younger brother of Iron and older brother of Leo Love interest of Sitting Leo Former British M9 agent / Informant Wilson Secure Solution Company Private bodyguard Supervisor Youngest brother of Iron and Fever Love interest of Zero Iron Former CID Sergeant He was the Wilson Secure Solution Company Rookie Bodyguard boxer Older brother of Fever and Leo Fiancée of Young Ching Ching Shot and killed by Raymond in Episode 27Returns in Episode 30 as a virtual representation to assist Fever in the Virtual reality battle against Pong Si-Kai.

(Deceased in Episode 27) Sitting Former rich girl Wilson Secure Solution Company Private Security officer → Wilson Secure Solution Company Private rookie Bodyguard → Fever's assistant Love Interest of Fever inherited Dementia Family illness Went missing after protecting Fever from John killing him while he in the VR world in the final episode Zero Former rookie boxer turned coach Briefly had a crush on Iron Love Interest of Leo Villain but repented Villain Iron Former CID Sergeant Wilson Secure Solution Company Rookie Bodyguard Boxer Older brother of Fever and Leo Fiancée of Yeung Ching Ching Shot and killed by Raymond in Episode 27 Diana Grandmother of Sitting Has Dementia illness Sitting Former rich girl Wilson Secure Solution Company Private Security officer → Wilson Secure Solution Company Private rookie Bodyguard → Fever's assistant Love Interest of Fever inherited Dementia Family illness Went missing after protecting Fever from John killing him while he in the VR world in the final episode Former producer of false passport Now as meat stall owner Zero Former rookie boxer turned coach Briefly had a crush on Iron.