Help me find this manhwa

So it's a straight manhwa where ig the MC girl returned back to the past. Idk if her brother is still alive or not ig he died. So in this manhwa there's like powerhouses like her family has an emblem of black house and her family is very ruthless. She has and elder brother who wouldn't wait to kill her he had black hair also she has younger brother who also had black hair. So she is determined to kill the father and she secretly becomes stronger. She has blonde hair and red eyes and she has abilities like controlling blood sucking butterflies or so. The male lead has blue hair, he is of another house with blue emblem. So he becomes the prison the MC house but MC secretly helps him run away and later on he brings in the army to defeat the father and later on the MC kills the father. I CAN REMEMBER ONLY THIS MUCH.