Synopsis: You're trapped in the dark elevator of a deserted building with two strangers on a hot August afternoon, with a dire need to be somewhere else. Things couldn't get any worse...unless one of you is a psychopathic serial killer. Amber Tamblyn (The Sisterhood of the Traveling Pants, TV's Joan of Arcadia) and Aidan Gillen (The Low Down, TV's The Wire) star in this riveting thriller about what happens when escalating hostility, fear and desperation turn people into vicious, caged animals.