Today, as always, all the employees of the department are busy working hard. Leading that team was Maika Kotani, an intelligent female boss who is talented and beautiful and works hard at her job. The new employee, Horiuchi, is still inexperienced and slow at her work, and spends her days staying overnight at the office while finishing up her remaining tasks, sometimes even missing the last train. One day, Kotani-bucho also missed the last train due to overtime, and they ended up spending the night together at the office…
