Chisato, who works as a manager at a trading company, was strict yet kind-hearted, and beloved by her subordinates. One day, she noticed Nishino working late and decided to help him. They managed to finish just in time to catch the last train and were about to leave the office when a power outage caused the elevator to stop. Trapped inside, they waited for the situation to be resolved in an awkward atmosphere, but Chisato suddenly felt the urge to urinate. Noticing this, Nishino...