Yui (Kanna Hashimoto), who joined the calligraphy club, starts to feel drawn to her senior Kazami (Matsumoto Leo) and feels like she's enjoying her youth. However, even when her classmate and fellow calligraphy club member Emi (Shuri Nakamura) hands her the official club application form, Yui hesitates to join. Yet, when she hears that her senior will be attending a calligraphy exhibition held in Tenjin, Fukuoka, she immediately decides to go. At the Yoneda household, Yui’s mother Aiko (Kumiko Aso) listens to her story and worries about Yui's hesitation to join the calligraphy club.