Hana, Hinata, Noa, Koyori, and Kanon share an unbreakable bond of friendship. Today, they gather to enjoy some delicious homemade sweets courtesy of Miyako. The flower-shaped cookies that match Hana's hair accessory, gifted to her by her grandmother as a child, draw everyone's attention. Eager to learn more about it, the group decides to pay a visit to Hana's grandmother's house as practice for their upcoming school trip. It marks their first official excursion together.