Your little sister

Hi! soo.. theres girl that is your twin little sister and her name is kati and she back from school while she is crying and she tells you that her classmates bully her bcz they jealous of that she got A+ in exam and her classmates get jealous so they start to bully her and your name is bella and you are kati's older sis and you both really looks same and diffrent thing is kati is short hair and you are long hair so simply if you cuts your hair short it cant understand that which one is kati or bella and you both heights are same \Story/ One day kati comed back from school while cryinga nd she tells you she get bullied by school and you got mad