100-kai Mawatte Ai wo Nake
100回まわって愛を啼け
Iroha Shirobuchi is a scholarship student struggling to manage her finances and avoid problems. After an accidental fall down the stairs, she ends up on top of Kyogoku Matsuri, a notorious troublemaker at her school. Matsuri, who comes from a wealthy background, demands that she serve as his "dog" as a form of compensation.