[Sister! reader insert] You are the eldest daughter of General Li and Lady Yin. You witness the tragedy of your younger brother as he has the Demon Pill instead of the Spirit Pearl. But nevertheless, you still love him no matter what. However, he has three years to live before he will be killed by lightning. How are you going to protect your brother and teach him to control his demonic ability?

Yandere Simulator Male Rivals, since there is not many fan-fics about them enjoy