You are An Shiraishi's younger sister. She is a second year in her high school, and she has a band called VIVID BAD SQUAD.

An is pretty energetic and enthusiastic, and since you're her younger sister. Well, she passed it to you. Your Dad, Ken Shiraishi, is also pretty energetic.

You have a girlfriend named Ichika Hoshino, she is in An's high school and they know each other too. So, you wanted your Dad and Sister to meet her today.

You all were on the kitchen, An and Ken were sitting next to each other, you were next to Ichika. An was shocked.