Chef Shibata Takao came to Tokyo with the dream of opening a restaurant there. This passionate and hardworking young man is supported by the Hiroses who live next door. However, Takao has a flaw - he is extremely bad at tasting food. He works hard without realizing it, but the day before the cooking competition that he has set as his goal, she points out his lack of taste, and Takao loses sight of himself. Seeing Takao like that, Nanami Kokoro that she wants to help him for the remaining day. She leaves a fake letter for her husband...