I hate my life

With memories of Hestia's past, who was sacrificed to guarantee a magical power that threatens the world, she is reincarnated as Cecilia, the illegitimate daughter of a noble. His old life that didn't go according to his own will had long since ended. Whatever she was in her previous life, now being the maid of her half-sister, this was the life of Cecilia who was reborn as the Count's illegitimate daughter. But I...