In this extra, Yuki's mom invited Naruse to their house to celebrate him for going inter-high. (chapter 65). https://mangadex.org/chapter/5b87ed4a-bb8f-49dd-97b2-537b240e9cea
Such a funny and cute extra 💓 This is Namaikizakari 6th summer extra chapter. (July - 2021) * It's a collaboration with "I won't fall for him just because of his face" Manga.