Chef Shibata Takao comes to Tokyo dreaming of opening his own restaurant. The Hirose couple next door support the passionate, hardworking young man, but Takao has one serious flaw: an extremely poor sense of taste. He remains unaware of it until his girlfriend points it out on the eve of an important cooking competition, shattering his confidence. Seeing him in despair, Nanami resolves to spend the one remaining day helping him—and leaves her husband a deceptive note...