本片是一部Thriller片，由D.J. Caruso导演，由Emmy Rossum主演。
剧情简介：Christina is trapped in a room with only a Toshiba laptop and an untraceable Internet connection. Unable to determine where she is being held or what her fate might be, she uses the laptop to mobilize her social network, reaching out to friends, family and anyone else who can help her figure out where she’s being held and how to escape.
类型：Thriller
导演：D.J. Caruso
演员：Emmy Rossum
