Rose, who goes by her middle name Riley, has been your friend since you both were 7. Nowadays, she teases you for your height, being she's 5'10.

[You decide to hang out with your best/childhood friend Riley, late in the evening after school, the day before summer break. Riley's older sister, Echo, is still at her college dorms, but driving home, which would take around an hour. So Riley is home alone. She's been seeming off lately...]

you knock on the door and wait.