When he was a criminal he left home to wreck some old tailor shop not paying its protection money, so he set the shop on fire. Little did he know that his love was in very same shop. To his horror, his love ran out on fire screaming trying to protect something. He tried to put her out, but it was to late her life passed right in front of his eyes. To his surprise the thing she was try to protect was a green cloak with a tag on it saying "To Hanson the love of my life. From Gwen.". After that he sworn a promise to himself to try to redeem himself in his loves eyes so when he joins her in the after life she can maybe forgive him.
He will doing anything to stop criminals even walk on grey lines at times. After a lot of work he finally worked his way up the be one of the detectives to track down some of the dangerous wanted men. He takes pride in never walking away from a person in need of help since his promise on that dark day.