Joshimin, a Political Affairs Department agent, protects Japanese official Miyazawa during his HK visit. Joshimin is kidnapped by terrorist group Amira but manages to escape, raising suspicions from his superior Mr. Qi. Amira had actually put a remote-controlled bomb in Joshimin to kill Miyazawa. Joshimin discovers this and kidnaps Miyazawa to protect him. He tries to flee HK with his pregnant wife to escape the bomb's range. With Qi's plan and Thunder's help, Miyazawa is saved. However, Thunder sees Joshimin as a rival and tells him the location of Amira's base, intending to trap him. Joshimin goes alone, facing danger to redeem himself.