Uchiha a clan name that was know throughout the lands both respected and feared, even carrying on after the clan was slaughtered by one of their own. Itachi Uchiha the notorious clan killer, and bestfriend of Shisui Uchiha. Upon Shisui's death Itachi made him a promise that he would care for his sickly brother Y/n Uchiha. Who although his body was weak, his chakra reserves and genjustsu mastery could rival those with years of experience, take into account his skill with a blade he is fearsome opponent for a young sickly boy. Itachi managed to spare him from the massacre of the Uchiha clan. Whether that was a good idea or not will be figured out. Now onto the tale of Y/n Uchiha.