A year before Zak was born, Doc and Drew Saturday were awakened to find a blond whiskered baby on their doorstep with just the name Naruto to go by. What all secrets does he hold, and what changes will this bring to the Saturdays? Challenge story.

To do this day no one knows the legendary ten-tailed-demon, the Jūbi, was once human. They would be thunderstrucked to learn that the terrifying, deadly, monsterous, twisted and evil Jūbi was once the noble, sweet, loving, and joyful Zak Saturday.