Uchimura, who always clumsily does everything, got a chance to go on a business trip for one day with his superior. He was tasked with buying train tickets for the two of them to return, but due to his clumsiness, he dropped the ticket for the last train and the two had to wait until tomorrow morning. Being in the same room with his superior, the person he had dreamed of every night, made him lose his reason and rush to fulfill his fantasies...