Naruto Fan's Awkward Uchiha Sako

After Sako suffered an unknown curse, the Haruno family sent her to the Uchiha station in order to save her life. At this time, during the Warring States Period, Uchiha Madara, the leader of Uchiha, accepted this and claimed to be the orphaned child of his uncle. Sako's condition is very bad. She must sleep long enough every day to survive. Senju Hashirama, who learned that his friend's sister was struggling to survive, was determined to make Sako healthy. But as the days pass, the truth about Sako's mysterious parents and the secluded nature of the Water Kingdom comes to light. . . The haze hanging over the ninja world is. . . ? The male protagonist is Senju Hashirama