This is a love story between Akira Kuroiwa, a 15-year-old boy who knows nothing of love, and Hijiri Suenaga, his new 25-year-old homeroom teacher.

Asuka Yukihira (Alice Hirose) is 28 and works at the reception desk for a music school. She hears that her high school will soon be abolished and decides to attend a school reunion held at her high school. There, Asuka Yukihira meets Haruto Mizuno. Asuka Yukihira liked Haruto Mizuno when they were high school students, but she never conveyed her feelings to him. Asuka Yukihira and Haruto Mizuno talk during the school reunion and they learn that they both had feelings for each other and they still feel the same way. Asuka Yukihira is ecstatic, but, the next day, an unexpected tragedy strikes Haruto Mizuno. That leaves him in an unconscious state.

At the height of his career and powers, Japan's master fixer, who has guided politicians and business heads through some of Japan's biggest scandals, discovers that fixing his family is harder than fixing a country.