The story of the 2017 action thriller (available in Hindi Dubbed 720p BluRay with ESubs ) centers on JS Cheung (played by Andy Lau ), a high-ranking superintendent in the Explosive Ordnance Disposal (EOD) Bureau of the Hong Kong Police Force. The Undercover Mission and Betrayal
Seven years prior to the main events, Cheung worked undercover within a notorious criminal gang led by the ruthless explosives expert , also known as "Blast". During a high-stakes heist, Cheung successfully exposed the gang, leading to the arrest of several members, including Blast's younger brother, Hung Kai-piu . However, Blast managed to escape and vowed to exact revenge on the man who betrayed him. The Revenge and Tunnel Siege The story of the 2017 action thriller (available
: He demands the release of his imprisoned brother and a massive financial payout from the government regarding tunnel stocks. The Final Confrontation Shock Wave However, Blast managed to escape and vowed to
: Hundreds of civilians are trapped inside the 2km-long tunnel. : Blast rigs the tunnel with 1,000 kg of C4 explosives
: Blast rigs the tunnel with 1,000 kg of C4 explosives .
Years later, Cheung has become a celebrated EOD legend and has found love with a schoolteacher named . His peaceful life is shattered when Blast returns to Hong Kong with a band of mercenaries. The villain orchestrates a massive terrorist attack by seizing control of the Cross-Harbour Tunnel , one of the city's most critical and busiest traffic arteries. Key details of the siege include: