Dublin teenagers Matthew, nihilistic Rez, and the deranged Kearney, leave school to a social vacuum of drinking and drugs, falling into shocking acts of transgression.

When a young soldier in Vietnam gets dumped by his hometown girl, he and his best friend decide to go AWOL and return to the States to win her back.

A groundbreaking device is designed to glimpse alternate universes. But when the machine malfunctions and transports a group of observers into a nightmarish dimension of alien terrors, the travelers must…