Kotoha Ninomiya works in the general affairs department at a confectionery company. Suddenly, she receives an order to transfer to the public relations department. She has a hard time there. Making things worse, Kotoha learns that Atsushi Imagawa, whom she holds secret feelings for, is about to marry another woman. They have been friends since they were young. Heartbroken, she attends Atsushi's wedding ceremony. At the ceremony, she is moved by Kumi Kuon's congratulatory speech. Kotoha is a legendary speech writer.