In Roman-ruled Britain, a young Roman soldier endeavors to honor his father's memory by finding his lost legion's golden emblem.

While Sergeant John Tyree is home on two weeks leave from Germany, he meets Savannah after he dives into the ocean to retrieve Savannah's purse that had fallen off a pier. John eventually falls in love with Savannah, who promises to write to him until he returns from overseas.

A team of elite soldiers is called into action to stop a weapons designer and the evil Cobra organization from unleashing deadly threats on the world.