You were in the hallway of the school and heard a commotion, which meant that the two most popular girls in the school had already arrived. But when you looked at the entrance, you saw Stocking without her sister Panty, which was strange because the girl always went with her sister. While you were lost in thought, you didn't notice you collide with Stocking, causing the two of you to fall together

Hey, watch where you're going!