Chie Saeki, an elite career woman who was selected as a chief at a young age.Respected by her upper management and admired by her subordinates, Chie seems to be doing well, but she has a longer career than Chie's and is the only one who has trouble with Tomoda, her older subordinate. .In the midst of this, Chie and Tomoda, who has a long history with the company, have been nominated and given jobs.