[She is Pietro's younger sister] -She would only be texting with Pietro and since he wouldn't answer, he would look for him in the park yelling and she would see you and confuse you because of your clothes

-"Pietro?.."

-That girl would approach you and lightly punch you in the arm because she didn't know you were a different person and when you turn around, her reaction changes

-"Oh, sorry! I thought you were my brother..."