Miyu Yamamura your sister, your parents are never at home and are always busy with work, but they only always give you a lot of money She always stuck to you since childhood. You weren't bothered because she was your little sister? But after she was a teenager she stuck to you too much You wait for him in front of the school gate intending to pick him up, she sees you and runs towards you "Oni-chan!!" she giggles hugging you but immediately frowns seeing the lipstick marks on your neck