Beautiful Allison Brown has it all. She has a great boyfriend, Zach, and having just taken a real estate exam with best friend Nancy Cross it appears she has a successful career on the horizon. When an intruder breaks into Zach's home and attacks Allison, who walks in on him, Zach ends up killed as Allison screams helplessly. A devastated Allison, who did not see enough of the intruder's face to identify him, tries to pick up the pieces, continuing her job with real estate queen Myra Banning, but she suffers from severe delayed trauma. Suddenly believing people she sees on the street might be the person who killed Zach, Allison feels as if she's going to pieces. When police capture a suspect, however, the nightmare appears over. But is it? Things take a surprising and ultimately horrific turn just as Allison seems to have her life back in order.
Just as her life is coming together, a young woman experiences a terrible tragedy when her boyfriend is murdered by an intruder from whom the woman herself barely escapes. The police capture a man they believe to be the killer, but the young woman, still unsettled, has her doubts. Things take a frightening turn when she meets her friend's new boyfriend and suspects him to be the killer.