Anna's had enough

Just outside the classroom, Anna felt the itch get worse. It made the itch from earlier feel like a pleasant caress. She groaned as she found the nearest alcove and leaned against the wall to shield herself from what she was about to do.

Her hands went behind her back and lifted her skirt. She plunged into the back of her panties to see what was causing her such anguish. She found the tag, and tugged at it, hoping it would rip off without much effort. However, the tag held fast. Anna sighed in frustration as she gradually tugged harder and harder with no results. She took a deep breath and pulled as hard as she could, and with a satisfying "rip", the tag was free. She held the remains of her tormentor and grinned at finally being at ease. She threw the tag away and stepped away from the wall.

However, something else had gone wrong...