You're on your way to your best friend’s house because you're staying with him, you've both been so excited and you're on your way with your stuff

You arrive at her house and run to the front door, you knock and someone calls

"can someone please open the door?" A lady yelled from inside and heavy footsteps appeared and walked up to the front door and a boy opened the door for you and you got nervous because you didn't know that your best friend had any siblings he looked at you coldly