Being a clumsy employee, Nishimura often makes mistakes. This time, Nishimura filled in the wrong name on the contract, and was at a loss for what to do when Nonoka, his direct superior, promised the partner that she would bring a new contract tomorrow. For peace of mind, Nonoka would also go with Nishimura, and she also assigned him the task of booking the flight and hotel. The next day, fortunately, Nonoka was there and everything went smoothly. But when the two returned to the hotel, Nishimura made another mistake by only booking a double room. With no other choice, the two had to share a room for one night. The two drank and chatted together. When she found out that Nishimura was still a virgin, Nonoka immediately wanted to take his first time. And then, throughout that night, Nishimura got the female boss he had always dreamed of, the one he never thought would belong to him...