In the famous stationery manufacturer, the strong old-fashioned style is still deeply rooted, and the opinions of the business department are always put first.In the Office of the Human Resources Department, Nao Maeda Atsuko (Maeda Atsuko), who is in charge of labor affairs, is worried about the current situation of the company and strives to improve the working environment.Manager Mika Hirata (Suzuki Monami) is troubled by Mano's constant ignoring the relationship between departments and always talking about problems.

Although the overall lack of cohesion in the Human Resources Department, the executive director Kazuki Rii (Funse Kohika) has heard good news: It is said that a top personnel expert dug up overseas will join the company by joining the company halfway.

Just then, a man suddenly appeared.When Hirata came forward and thought that this was the talent that everyone was looking forward to, the person in front of him was actually here to submit his resignation letter. This person was the hopeful star Yu Senu (Tanaka Yoshiki), who had just arrived in the second year of the marketing department and was considered promising.Although the resignation letter cannot be rejected, this sudden situation caused everyone present to be troubled.

At this moment, a man who claimed that he was innocent and ignorant of the world appeared. He smiled and said, "From today, I will take care of others.However, the man was very different from the rumors: he had neither work experience nor knew any business etiquette or social common sense, but he was extremely frank and innocent...