Tomoka asks Subaru to help her with her homework on a Sunday at his house, to which he agrees. But she forgets her cellphone and the other girls, after failing to reach her, decide to create a dish specially for her. Meanwhile, Subaru asks Tomoka to have lunch with him and his mother and they find that Tomoka's mother, Kaori, has also dropped there for a visit. While shopping for ingredients for lunch with their mothers, Subaru and Tomoka meet Maho and the others, and the gang joins together for the meal at his house as well.
「夏休みの宿題でわからないところがあって…」
いつものごとく朝練で昴の家を訪れた智花。
しかしその日はいつもとは違う「お願い」があった。
智花の頼みを聞いた昴は、翌日の日中あらためて智花を家に招き、宿題を教えることを約束する。
いつもの朝練とは違い、部屋で二人きりで勉強をしていると次第にいい雰囲気になってきて…?
さらに、お昼ごはんの買い出しへ行ったスーパーで、真帆、ひなたら女バスのメンバーも合流して、皆で長谷川家で鍋を囲むことに…。