I refuse to dance in the palm of a schemer's hand. 【Serialized Version】

I suddenly remembered. That this world is an 18+ otome game world. And that I am the target character's younger sister, and that I meet a tragic fate in my older brother Alan's route. I don't want things to happen according to the game. And apparently, all the nobles are yandere types. Alright, I'll make sure not to enter a noble route. ※Please note that this contains 15+ elements.