Miyu, a female student. A shut-in who dropped out of school midway. The real reason was the persistent sexual harassment from a classmate, but she sealed this memory deep in her heart. Now she mistakenly believes "I am different, I am a special existence," and begins to adopt a strangely arrogant attitude. Targeting this Miyu is her sexually harassing homeroom teacher. Although Miyu doesn't change her assertive attitude, she is essentially timid, cowardly, and easily bullied. The homeroom teacher uses sweet words, saying, "You're special, you need special guidance," while gradually touching her body. "No...don't..." she refuses in a trembling voice, but at the moment the seal on her memory is about to be broken, past fears flash back... In the end, she is manipulated by her homeroom teacher, her body reacting with heat under her gym clothes. "See, you, being special, is destined to become like this," he mocks, while she reverts to her weak self...