A homicidal maniac is accidentally released from a hospital because of a computer error and heads to the site of his past murders to continue his penchant for mayhem. Dr. Joan Gi 　　A homicidal maniac is accidentally released from a hospital because of a computer error and heads to the site of his past murders to continue his penchant for mayhem. Dr. Joan Gilmore takes off after him while the hospital administrators cover up the mistake and send some staff thugs out to get... 详情