Kate McGraw, the lone female on the US Marshals' fugitive task force, is on the trail of homicidal bank robber when she is shot by a drugged-up ex-con. While she is in the hospital recuperating, a mysterious stranger leaves a bouquet of flowers in her room. Days later Kate is discharged. Still recuperating, she sees a man in a car parked on the street watching her apartment. This is the third time she has seen him. Kate gets the license number, follows...