Zabuza's sister

Dana is Zabuza Momochi's adoptive sister. She lives in Konoha since the age of 8, when she had to flee Kiri because the village turned on her family. She is adopted by Minato and works for the Anbu. She is in love with Kakashi since the day they met, but she never told him, so, when her little brother Naruto enter team 7, she that as an opportunity to spend time with her crush, while hiding him who she really is.