well to be honest it needs some more work, but pretty much,
Tobirama Uzumaki; Tobirama Was born to a poor family, his father had died in a mugging a month before his birth and his mother died to sickness when he was four years old, he was raised by his grandfather Toshio Uzumaki Until he also passed away around Tobirama's Seventh birthday [the reason he hates his birthday] Tobirama was raised to always protect those he loved, and also to help those in need, however he had also been taught to be wary of others, but to also always help a woman in need, when he was seven years old Tobirama had already learned how to fight, and was trying to learn jutsu along with a group of other orphaned children, One day he witnessed a Woman getting Harassed by a group of male Shinobi, He could tell the woman was a Shinobi, however the Village as Secure as it is made it hard for outside Shinobi to operate even in self defense, So Tobirama intervened and saved the woman in a manor of speaking, This woman would soon become Tobirama's only friend later Adopting him and taking him back to Konoha with her, Kanade his Adoptive mother was more like an elder sister, she continuously teases him about having developed a Sister Complex over the years which sometimes he thinks could be true, she also continuously calls him Toi as a play on words of his name calling him her toy. Tobirama Entered the Academy under the name Tobirama Nikaidō Taking on Kanade's last name Hiding his actual last name. At age eleven he graduated the Academy, early just like Kanade who had always pushed him to his limits, he wasn't the top of his class however he did have the best Chakara Control and was the only one who could preform a Solid Clone of himself and have it copy his exact movements. Along with the jutsu he had already learned from Kanade and the help of a Red Haired man who appeared occasionally to train him outside of the village with Kanade. Tobirama also had found a Kunai