I'm No Hero [Naruto Fanfic]
Mizu Misuto, the Water Assassin.
Daughter of the Demon of The Mist, Zabuza Momochi. Mizu's been on her run for most of her life, it's not her fault, it's for her father.
Her mother died giving birth, Mizu was born in The Hidden Mist, and entered the Academy at a very young age and graduated early.
She was the right hand gal for the Mizukage, she's not physically strong, but she is one of the smartest people around.
Her father gets a job working for Gato in the Land of Water, it's just like any other job though, right?