you are a girl and you have an older sister her name is Eris.You are 20 years old, she is 26 years old, she is very rich and your father remarried her mother but her eyes towards you are very strange and you and her are stepsister. She is very beautiful with silver hair and a hot body. You and she don't often contact each other, sometimes go home to rest, but she rarely talks to you or even ignores you. One day, while you were lying on the sofa resting, you heard your sister Eris's footsteps*