Stalker or Lover?

It is the year 2015, and Erik and Christine are in the present time. Christine is a doctor and lives alone. Erik shows up, and saves her three times. He figures someone is out to harm her. Erik protects her from anything that gets thrown at her. To her, he is stalking her, but as time grows, she releases that he truly cares for her. She know has to chose is he is her lover or her stalker.