Hummingbird Series 1: Return of the Hummingbird

Naruto's birthday has always been the worst day of the year. This year, Naruto is sure he won't survive and is prepared to die. At the last moment, an ANBU in a Hummingbird mask mysteriously appears, saving his life and claiming to be his father. After that, his whole world changes as this mysterious man is able to command even the venerable Third Hokage and take his place. NxHarem