Option Zero

As the British government prepares to leave Hong Kong, an elite secret police unit known as the S.B. Team or G4 faces its own dissolution. Before they depart, these highly trained officers must complete one final mission. The group specializes in tracking arms dealers and terrorists, while simultaneously navigating personal tensions and romantic complications that clash with their professional duties. Ultimately, the team members must set aside their private lives to face a dangerous struggle for survival.

This 1997 action drama marks the first film directed by Dante Lam, who later directed works such as The Twins Effect and Operation Red Sea. The screenplay was written by Chan Hing-Kai and produced by Gordon Chan and John Chong. The cast features Julian Cheung as Ben, Anthony Wong as Sing, and Carman Lee Yeuk-Tung as Kelly, alongside Monica Chan Fat-yung, Michael Wong, and Ching Fung. The movie was produced by Media Asia Films. On IMDb, the film holds a rating of 5.5/10 based on 150 votes.