A beautiful pianist comes to Tokyo for a charity concert - and City Hunter is there. But music isn't his forte. He wants lessons in the language of love. Desperation is the word as bodies start dropping. A foreign dignitary is assassinated in cold blood. Secret agents scour the streets for a missing microchip. And diplomatic infighting swirls around the upcoming concert until Nina the pianist and her grandfather Klaus are kidnapped. A maelstrom of exploding grenades, the rumble of Falcon's jeep, and the tinkling of the ivories all set the stage for City Hunter: . 357 Magnum. The show must go on!

American Jonathan "Johnny" Hightower works as a contract secret agent and his favorite tool is his .357.

Two detectives infiltrate a smuggling gang to take revenge for the murder of their brother and his family.

When the Muslim princess Ameera is kidnapped by a local crime syndicate, undercover cop Lt. Jamal Razul a.k.a Magnum is given the task of getting her back. Aided by fellow officer Joselito Ibanez, Razul discovers that there’s more to the kidnapping than mere ransom.

An undercover Muslim cop named Lt. Jamal goes to Manila to identify a dangerous syndicate's leader. While serving as a bodyguard to a Police Major, he competes with two syndicate members.