A mystery has haunted Brownwood, Texas, since the Korean War. A grisly double murder and brutal butchering of two teenagers in 1952, a girl and a boy, occurred in an upper-floor bedroom of what is now an abandoned three-story Victorian mansion on a derelict ranch several miles south of town in an obscure valley. The shocking horror was committed by a deranged old woman who allegedly hid a large family treasure of some sort which has been sought by hunters and investigators for years. Seven rambunctious, 1960s fourth-grade children, including a scrappy little cowgirl with amorous intentions, led and organized by a daring—but-lovable.—red-headed and blue-eyed brat named Jimmy Jameson, plan and execute a reconnaissance mission and take it upon themselves one spring Saturday to explore the treasure mystery without their parents' knowledge. The group sneaks out of town early in the misty morning, armed with BB guns, .22 rifles, and their baskets loaded with military gear in order to ride their bicycles out to the spooky property and trespass therein,