Yoshizawa Tamaki is an up-and-coming female executive of Teito Bank tasked with restructuring an underperforming division, which will result in layoffs and the forced retirement of many long-time employees. In the process of carrying out her unpleasant responsibility, Tamaki learns she was set up by her immediate supervisor, Yajima Mai, to carry out the dirty work. In an environment where women have difficulty enough succeeding in a man's world, is there any camaraderie amongst women? ~~ Adapted from the novel "Squall no Yoru" by Ashizaki Shou.