The Girl Who Fell from the Sky - S3.E20

Hawke is doing some late-night fishing on the lake outside his cabin, when he sees a helicopter fly over and drop a body into the water. Pulling the unconscious, dumped young woman out and taking her to hospital, he finds that the girl has amnesia due to her trauma, but doctor's examination indicates that she is a drug user and worked as a prostitute. Hawke sets out to help the girl find out her true identity, and just what trouble she was in that had led to people trying kill her - but when the hit-men who had dumped her into the lake find out that she is still alive, they set out to see that neither girl or Hawke are around to uncover the truth about her...