Perverted Kagekao x insane demon reader!!

(Y/n) was abused a lot as a child for no reason by her parents ,her father would always come home drunk and would countinuously rape and beat (Y/n) .Her father would beat (Y/n)'s mother,which resulted in her mother taking her rage and frustration out on (Y/n). (Y/n) Mother tortured and brainwashed (Y/n) into thinking she was useless and had no purpose or meaning in life.Until on (Y/n) 10th birthday,her mother and father locked (Y/n) inside the trunk of their car and drove into a lake.Her parents survived and fled the scene but.....