Junko Shirakawa is a highly esteemed individual in the international investor business department of a prominent bank. Her colleagues look up to her as an elite professional prospect. However, things take a strange turn when a new employee named Kayo Kuroda is transferred to Shirakawa's team. As Shirakawa is assigned to train Kuroda, their once-normal work life starts to become fraught with chaos and tension. Amidst the backdrop of a manipulative and corrupt banking world, what will become of their bizarre and tumultuous relationship?