A scientist researches the genetic cause of addictive behavior.

Chicago real estate lawyer Chuck Hartley's career is in a slump, so it feels bitter when his wife, genetic researcher Christine Hartley, asks him to set up a trust for the proceeds of her institute's successful project on predisposition to addiction. At Chuck's college reunion, she meets and starts an affair with Sam Buckner, a playful crime mystery author. That detonates a series of deceptions and crimes.—KGF Vissers

Amanda Detmer plays Christine Hartley, a dedicated scientist on the verge of a huge discovery - the genetic cause of addictive behavior. When her life is threatened by a vicious attacker in the lab, she begins to suspect those around her of foul play - motivated by money and greed. The plot twists and turns until the very last frame.—Betty Palik