Word count: below 1500
Summary: Zabuza's and Haku's first and last time. Warning for underage. Oneshot.
He prefers more mature partners, but if the boy is old enough to kill at his command, he is surely old enough for this as well.
On FF net: http://www.fanfiction.net/s/8353171/1/The_First_and_the_Last
My first fic in the fandom, let me know your thoughts.