Scientists at a secret underground complex have found a way to travel to another dimension. Three dimension-travellers are the first to go through the gate - but are soon attacked by something that interrupts the communication with Earth. This horrible something uses the gate to travel back to the underground complex. Most of the staff are evacuated, except four heavily-armed militaries and Dr. Casserly and Dr. Summerfield who just can't stand each other...
Leo is a successful author of mystery novels, who writes under a pseudonym. While penning his next book in an isolated chalet, he receives a strange visit from Jota, a somewhat troubling character, who claims to be a journalist.