Kazuhiko seizes the opportunity of his mother's illness to quit work and return to his parents' home. He begins working at senior citizens' home, performing his duties despite having doubts about the facility's policies even as he listens to his mother's grumblings at home. Then he meets a rebellious woman, Aiko, who begins to have an influence on him.

Rena Misaki works at a bank. She lacks self-confidence. Because of a reason, she begins working for a PR company and her boss is Kusakabe. As she struggles to work under her new boss, Rena Misaki grows as a person.