眼盲的教授杰克经历了一场极具实验性的手术来恢复视力，但捐赠给他的那双眼睛却是来自一位心狠手辣的杀人魔，彷彿被附身的杰克因此性情大变，而他的妻子也被迫面临这失控的一切。 Two friends of a blind girl spend the night with a stranger in her house. A murder occurs outside and an unknown intruder attacks the group. Can the sole survivor, the blind girl, make it to safety as the dawn breaks?