What's Good with Goodbyes?

How do you say goodbye to a person who has been very kind to you? How do you do it without hurting the other person?

Patricia Agatha Stevenson, a typical girl was approached by a man whose dog was saved by her. He thanked her for saving his dog's life and she was okay with that but when she thinks everything is going alright, her life took a swift swerve when she heard his confession and learned that he has been in love with her for five years - and without her noticing his existence. will she be able to return his love and accept his confession when he learns the truth about the guy who's madly in love with her or will she be bidding goodbye to the most wonderful person she has ever met and has been with?