This is the story of Maki Kento, who has loved his childhood friend's mother, Akashi Taeko, ever since he was a child.

After having to move to a boarding school for a higher education, he avoided going back to his hometown as much as possible in order to cut off his feelings for Taeko, his first love.

Two years have passed in the summer. In order to confirm that he has given up his feelings for Taeko, Kento goes to the okonomiyaki restaurant "Okonomiyaki-ya Sho-chan" that Taeko runs with her husband.

By going to the "Okonomiyaki Restaurant Shou-chan" on this day and at this time, Taeko and Kento's relationship begins to change.