After strange trumpet-like sounds in the sky have been reported at locations around the world, a wannabe journalist sets out to investigate with his best friend, but they soon find themselves facing an encounter with terrifying results.
Durante las fiestas del 4 de Julio, seis mejores amigos son víctimas del plan de una organización terrorista cuando, sin saberlo, toman una droga que los transforma en caníbales sedientos de sangre.
