Ten is fed up with her annoying teacher who gets angry at her every time. To vent her stress, she uploads obscene erotic images to her secret SNS account. One day, her actions are discovered by the teacher whom she usually dislikes. "Isn't this you? This is a problem that can't be ignored... Shall we talk in your room in detail about what will happen next?" he threatens Ten with the uploaded images, and she reluctantly goes to his room. From that day on, Ten's humiliating daily life begins...