Nise no Chigiri

Mana is an ordinary high school student who somehow travels back to Japan’s Warring States period. There, she meets the general Uesugi Masatora, who chooses to protect her, while his rival Takeda Shingen sets his sights on her. Knowing how the war is supposed to end, Mana may hold the key to changing the future. But can Masatora’s actions alter the course of events?