Chap.1: Set sail

(Y/n) (L/n) are Luffy and Ace's sister despite she joined them after Sabo's death. The little girl has hemophilia and heart disease that makes her body weak but she's a good listener and gives great advices to those around her makes everyone loves her more. Her dream is traveling all around across the seas and be a good psychologist BUT will she be able to fulfill her dream through all the adventures with Luffy and his crew? If you want to know then let's find out through this book, shall we?
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Warning:
_ Lots of Mary Sue
_ Heavy refs
_ Characters will be OOC
_ The storyline will be a bit different than the OG storyline
_ This fic is always in a rewritten situation so please watch out