In South America, a squad of U.S. soldiers discovers a new breed of vampires who are immune to sunlight living in a remote rainforest. When another military unit disappears in the area, the team is sent to investigate. But when they discover that their colleagues have been transformed in vicious bloodsuckers, they square off against the beasts in a horrifying battle for survival. Casper Van Dien, Kevin Grevioux, Jennifer O'Dell star. 87 min. Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, Dolby Digital Surround stereo; art gallery; audio commentary; DVD-ROM content; photo gallery.