Sadohara Kazuha is known as the perfect girl for both boys and girls. She is also known as the professional girlfriend at school. However, few people know that she is in love with a "mobster" character, Takishima Shouto. She consults with her childhood friend Yahagi Subaru and begins a battle for love with all sorts of tactics and strategies to win the super-rich mobster over. (Source: MU)