The Governess and her daughter, Tsuma, are on their way home from the grocery store. They are interrupted by the arrival of the Governess's younger sister, Shinobu-chan, who has just returned from a shopping trip with her mother. The two girls discuss the recent events in their lives and how they have come to know each other. They discuss the importance of friendship and how it is important for a child to have a friend. The girls decide to make spaghetti carbonara, a dish that they have never had before. They prepare the ingredients and then eat it together.