While applying for a secretarial job in a San Francisco computer company, a pretty young woman from Ohio, Joanna McDowen, learns from friend that one of the top executives of the company, Richard Haines, is used to requiring sexual favors from his female employees. Joanna promises the friend to avenge her and takes the job. Finally, with the help of a young male colleague who has fallen in love with her, she cleverly frames the molester, ending up with the proof of his misconduct.