When struggling hardware store owner Bill Ferguson witnesses a kidnapping in progress, he reacts instinctively, breaking up the crime and saving a young girl. But the kidnapper, a sociopath known as the I-90 Killer, escapes and vows revenge, targeting Fergusons own daughter as his next victim. Now one terrified father must unravel a plot that may go much deeper than he realizes, racing against time to save his only child from an unthinkable fate.