What Should I Do If I Mistakenly Save the Hero as a Villain?

Not a cool article, not a cool article, not a cool article, not a cool article, not a cool article The heroine has a growth line and cannot be OOC in the early stage. The male protagonist becomes possessed in stages Text progress: Early stage of the second stage of copywriting [The cannon fodder female supporting character who just wants to survive x the infatuated ancient demon who becomes a demon for love] Others wear books and fall in love sweetly, but she, Ji Siyao, wears a book and has to sacrifice her life for the hero? This is too miserable... During the mission, the male protagonist was frequently "accidentally" injured in front of her. The blood was dripping, but there was a smile in his eyes. Ji Siyao: Isn't this plot wrong? System: Protect the male protagonist! —— In order to save his life, Ji Siyao decided to solve the problem fundamentally: Encourage the villain to do good, prevent the door of the devil from opening, and ensure that the hero lies in peace and wins! Unexpectedly, the villain succeeded in doing good, but the door to the demonic realm was still split open with a sword! There is also a man wearing a mysterious robe and a decisive appearance stepping out of the clouds... The ghost sword was bathed in blood in the air, Mu Beiyan's black hair was flamboyant, his red eyes were slightly narrowed, and an evil smile appeared on his elegant and elegant face. System alarm: The hero's hatred level has exploded and he has become a public enemy! Host, please protect the hero! When necessary, bear fatal injuries on behalf of the hero! ! ? ? ? It was promised that the villain would change his ways, but would the male protagonist be safe? Why did Mu Beiyan turn into the biggest boss in the book? The male protagonist is so OOC, can't she still be OOC? He has become the target of public criticism, why does this damn system let her save him... —— Full moon Ji Siyao sneaked into the Demon Lord's consciousness and saw a man and a woman in the room. And the woman who was being pressed down by the man and talking softly had a face like hers...