Kanna has a secret that she can't tell her husband. Akira is a close friend of Kanna's husband. Because Akira's wife is preparing to give birth, she will go back to her parents' house in the countryside. Not feeling confident in Akira's cooking skills, Kanna decides to teach him how to cook. When it's just the two of them, Akira unintentionally says sweet words that make Kanna's heart flutter, words that she hasn't heard in a long time. Because she has to teach Akira how to cook, the two of them often get close and have physical contact. And one day, Akira unexpectedly kisses Kanna, despite her refusal, she can't stop her own desire...