At a writers' retreat on an isolated island, novelist Zandra joins a group of strangers confronting their darkest secrets. But when a member of the party mysteriously disappears, they realize there's something else on the island.

Hiller, a computer expert, was bribed by group of bank robbers to obtain details of the security system at a newly-built bank. Having obtained the information, he thought he'd seen the last of the robbers. But now they've traced h...