Bank employee Risa Kasumi was preparing to head home one evening when sudden shouting echoed through the building. Rushing to investigate, she found a man brandishing a gun inside the bank. It was a man she had previously rejected for a loan. He had taken several female staff members hostage and barricaded himself inside. What was his true objective? Risa is forced to confront how her past decisions have led to this moment. Tension mounts as each unfolding second grips her with dread.