Their children
On Naruto's eighteenth birthday he ends up sleeping with Shikamaru, Neji, Garra, Kiba, Sasuke, Rock Lee, Kakashi, Asuma and Sai. What if Naruto finds out that it was just a bet that they made with some of the anub members. What if on that same day Naruto finds out from Karuma that he was pregnant with their children...