Momo decided to quit the part-time job she had been working for for a long time. At the farewell party held by Osawa, the store manager of her part-time job, she gets drunk and loses her memory. When she wakes up, she finds herself in Osawa's room. Even though Osawa is a serious young man, he goes home to his house without feeling uneasy. However, right after that, an e-mail with an obscene figure of Momo was sent from Osawa. Then Osawa approaches Momo as if they were lovers. Gradually it changes to abnormal behavior ....
