That time I reincarnated as a doomed elf of the magic clan

With nothing better to do in her first life now accidentally reincarnated as a noble princess of a magic clan wait I am being targeted by my relatives and enemy kingdom because I am too powerful....no problem.....wait I am a otomo game villainess how ? wasn't this supposed to be a dark fantasy genre...what the hell do you mean this is also a novel and everyone in my family is going to get killed....screw this I'll just do what I want