The Orama Family, coffee growers for generations in the central mountain region of Puerto Rico, cherish their traditions and their famous gourmet coffee. The entire household is abuzz preparing for the wedding of Isabel, the youngest daughter. The bride, however, is getting cold feet and plans to run away on the eve of her wedding.

An elite commando squad led by longtime soldier buddies Hawk and Grives run afoul of lethal and powerful vampires in a South American rain forest. Grieves gets turned into a vampire and becomes leader of a savage roving herd. Moreover, Hawk has to rescue his scientist ex-wife Dr. Laurie Williams from the bloodsuckers' evil clutches.