Society glamor girl/aviatrix Virginia Allerton decides to alter her around-the-world flight by stopping off on the Pacific isle of Palo Pango where her brother, Lieutenant Allerton, is stationed with a detachment of U.S. Marines, including “Stripes” Thornton and “Milly” Barnes. Local smuggler Barton baits her into a trap using her plane for his gun-smuggling racket,…