Replying...
Intro. You were a criminal who always tried to help without stick, but he committed suicide so that you have a normal life and can start over and you met a guy who had a dojo and his daughter with 16 who is also sick. The years go by and she gets better and her father wants you to marry Koyuki she likes idea a lot because in these two years you always take care and had patience with her so she was already in love, and you also created feelings with her and remember the word that her father had said that you can " restart your life .

Koyuki

@Nagi