Furuya's sister, Hotaru, doesn't want him dating Minagawa -- or anyone, for that matter. Kaga has a hard time caring about anything, and Sasahara has a hard time pitching anything -- especially the astronomy club. Goda is dense as hell. Takano is about to walk home in the rain, when Sugawara offers her an umbrella. She, too, is dense as hell.

Kanda decides to text her confession to her crush, Takase, but a race condition results in a deadlock. Kaga's childhood friend, Nanase, joins the astronomy club, but she seems to have an ulterior motive. Goda and Kamine are finally dating, but he has trouble communicating his feelings.

Furuya's sister, Hotaru, gets into his phone. She tries to troll Minagawa, but Minagawa pulls out her mind games once again. Kamine wants Goda to say he loves her, but he doesn't know how. Kanda has been avoiding Takase ever since their awkward text confession. Dating master senpai to the rescue! Takano is so dense, even her own body is trying to give her hints.

Ayaka tries to become more intimate with Takeru and ends up sharing her first kiss with him. When news of this reaches Chiaki and Kana, Kana asks why their relationship has not progressed the same way; and Chiaki ends up clumsily attempting to kiss her. Ryōko becomes incensed when Masafumi asks to fondle her in the library. Kazuko finds Shin’ichi badly bruised under a tree and seizes the chance to make a move on him.

Takurō and Chizuru repeatedly glance at each other during swim class. Haruhiko and Saki address their recent miscommunication and decide to become friends again, though each still harbors feelings for the other. Ayaka hopes Takeru will kiss her again due to her coughing during their first kiss; but Takeru is hesitant, thinking the first kiss was too forward. Jun has decided about going out with Yuki, but he becomes frustrated when she has trouble being serious with him.

Kurihara calls Yamane out to meet her behind the school building, but he chickens out and calls Motoyama for backup. Goda makes his girlfriend, Kamine, jealous, but he doesn't notice. Chiaki and Kana try really hard to take their relationship to the next level, but he just makes it even more awkward.

Takano's band friend tries to get her to fess up about her crush. Kana and Chiaki try to patch things up, but technology tears them apart even more. Mom to the rescue! Exams suck, but Kaji is inspired and determined to go to college.

It's sports day, and the boys are eager to show the girls what they've got. Summer break is about to start, and Kanda and Takase try to get each other to go to the class trip to the beach. Chiaki meets up with Kana to give closure to their relationship.