When Alberto Benitez, a successful police instructor in Kingsville, TX, breaks off a destructive relationship with his possessive girlfriend Elizabeth she vows to take revenge. Her obsession turns his life into a vicious game of survival.

Jane Haag, a successful software consultant in Orange County, CA, rarely has time to date but then she meets Ron. They quickly fall in love, move in together and get engaged, but she later discovers that he is a virtual time bomb about to explode. Ron becomes abusive and, after Jane leaves him, he targets her friend, robs her home, and attempts to sabotage her career. 

Andrew Bagby, a Canadian medical student, starts dating fellow student Shirley Turner, 12 years his senior, but doesn't want a serious relationship. After graduation, Andrew accepts a job in the U.S. and break things off with Shirley, who isn't ready to let him go.