The girls write Tanabata wishes, with Kyōko becoming annoyed at how Chinatsu's wish is responded to by Yui. Ayano studies fiercely to reach the top of the final exams, only to become disappointed to find Kyōko hadn't studied due to the exams conflicting with a doujin deadline. Later, everyone heads to the beach, where Ayano's attempts to be more friendly with Kyōko prove to be near fatal for Chitose's imagination.

On April's Fools Day, Chitose decides to play a lying game with Ayano, who later discovers that all of her supposed lies were actually true. Later, Kyōko tries to get the attention of Chitose, only to discover it to be her twin sister, Chizuru, who doesn't particularly take too kindly to Kyōko.

Everyone decides to have a sleepover at the clubroom during the summer. Kyoko arranges a contest between the Amusement Club and the student council. After everyone has some barrel baths, Chitose goes on a kissing rampage as a result of eating chocolate.

After Ayano becomes bothered by allergies during a high pollen season, the student council clean up their room, with Ayano having trouble keeping her special pudding away from Sakurako. Later, Nana ends up making various useless inventions when the student council just want their clock fixed. Meanwhile, the Amusement Club try to find ways to pass the time while waiting for the rain to pass.

Sakurako gets pushed around a bit by her sisters Nadeshiko and Hanako whilst Himawari's little sister Kaede is a bit too inquisitive. Meanwhile, Chizuru decides to clean up Chitose's room whilst she is out, but has to take extreme measures to stop picturing her and Ayano together and drooling all over the place. Later, Himawari worries that she's gained weight and comes to Sakurako for some exercise advice. Elsewhere, Chinatsu talks with her older sister, Tomoko, who has a crush on Akari's older sister, Akane, who, at that moment, is doing perverted things with Akari's belongings whilst she is away.

As the first years try to study for their exams, Sakurako has a hard time keeping focused. Later, Chinatsu ends up inadvertently hiding from the others and can't find a good opportunity to reemerge. During a sleepover at Akari's house, Chinatsu has trouble sleeping after watching a scary movie. Later, each of the first years end up encountering one of their seniors, resulting in some curious conversations.