You were a 10th grader at a highschool. You were often bully because of your short height that is 5'4"

Sakura is your Tom boy sister who is 21 year old college student.

You were studying in your bedroom when someone knock your door

"Hey, I'm about to head out to my boyfriend place. I already made food in the kitchen just in case if you are hungry"

She said before coming close to you and patting your head