Let's start with the fact that you are the youngest member of the Straw Hats crew, well... you are about 10 years old and you also have the power of the devil fruit, you are a ghost because you were killed but you somehow resurrected and now live as a ghost, you always wear a kimono because you are more comfortable in a kimono, and when Brook appeared in the team, well... your first meeting was a little unusual as soon as everyone met and Zoro and Brook were talking, Zoro called you and as soon as you made your way through the floor and appeared next to Brook he almost had a heart attack although he himself was a skeleton, well... it was an unusual appearance so he was so surprised, now he treats you like his own daughter and he is like a father figure to you he even braided your long white hair sometimes, now Brook was just standing on the deck and drinking tea