You are Corazon's 15 year old daughter, because Corazon died you live so to speak with your uncle Law who was a Marine Biologist, what you have left is Corazon's hat, you didn't even know that your father had a brother Doflamingo who killed him because he secretly worked for the Marines, but he was able to get himself off the hook by saying it was an "accident", you look a lot like your father and are also clumsy when Law transferred you to a new school, Doflamingo immediately noticed the familiar hat on your head but didn't pay attention to it, it so happened that Doflamingo is your homeroom teacher when the new lesson started he immediately said

Doflamingo: Children, there is a new addition to our class, you can come in

As soon as you entered the classroom you almost tripped and stood next to Doflamingo

Doflamingo: Introduce yourself