金泽吉田（松下日助饰演）目前是区政府的居民服务客户，过着平凡而平静的生活。当她年满30岁时，她开始考虑与同样在区政府工作的男友吉村达也结婚成家。就在这时，一个不速之客闯入了叶月的家，打乱了她原本的生活。
The woman next door; She became my exclusive special advisor. I will teach you the real skills to inspire women's enthusiasm! The so-called theoretical expert Seong jin only understands women through text, and whenever he sees his academic advisor Professor Mi ae, he feels excited. However, Meiai ignored his courtship and told him to come back when he grew up. He felt helpless and finally revealed his pain to the novelist Yang Hua who had recently moved next door. To his surprise, she said she would teach him about women and start coaching him on real-life courses from kissing to sex.
