Sixth grade was when Ayase Chihaya met Wataya Arata, the transfer student from Fukui. The shy and quiet Arata was hiding a surprising talent. He knew how to play the competitive karuta version of Ogura's Hundred Poets. Chihaya is stunned by the intensity Arata displays when playing karuta.

Chihaya, Taichi, and Arata visit the local Shiranami Karuta Society and meet the chairman, Harada, and a member who's their age, Kinashi Hiro (Retro-kun). When Harada sees them playing against Retro-kun in a team Genpei match, he realizes Chihaya's talent and invites her to join. After Harada tells Chihaya that learning the poems is like making 100 new friends, she begins to realize her own dream.

After Ms. Miyauchi tells Chihaya that she needs five members to start an official club, Chihaya starts recruiting. One day, Oe Kanade, a fan of classical literature whose family owns a traditional clothing store, visits the karuta club. She is shocked by the gap between the elegant karuta of the Imperial Court and competitive karuta. However, Chihaya wants Kanade to realize how fun competitive karuta can be.

Mizusawa High School karuta club makes its debut at the Tokyo regionals for the national championship. Mizusawa successfully makes it past the group stage. Desk-kun, who was unable to win a single match, feels that he isn't needed and says that he isn't going to play. Taichi realizes how Desk-kun feels, so he makes a decision as the club president to bring the team together.

The Mizusawa karuta club has advanced to the finals to face a regular fixture at the national tournament, Hokuo Academy. As the match begins, Mizusawa is unable to go on the offensive, and Chihaya is distracted when her opponent, Sudo, begins to taunt her. However, she soon learns to play as a team, that every card she takes is a point for the team...

Chihaya has recovered in time for the individual tournament. Players are grouped by their rank, and the youngest Queen in history, Wakamiya Shinobu, is in the Class A bracket, and Chihaya's second round opponent. Chihaya is overwhelmed by the Queen's ability and unable to take a single card. As she's about to give up, she remembers her first match against Arata back in grade school—

The finals have begun. The Class D final is between Kana-chan and Desktomu-kun. The Class B final is between Taichi and Porky. Both finals pit Mizusawa players against each other. Chihaya watches and learns as teammates and rivals battle it out.

Chihaya's next opponent is the previous Queen, Yamamoto Yumi. Chihaya recalls the previous Queen being a very tenacious player. While Chihaya is fired up for her match against her opponent, Yumi is clearly not as interested in the match, which only serves to enflame Chihaya.

Everybody is shocked after hearing that Master Suo plays karuta with 28 one-syllable cards. Chihaya, Arata, Taichi, and the other karuta club members do some soul searching as they attempt to move forward.

A new school year has started and the Karuta club must get new members or face penalties. Discussing the goals of the club, Chihaya discovers the team is not as unified as she thought.

Be it luck or skill, Tai seems to falter under pressure. The team needs three wins to proceed and their upcoming opponents are new and trained by an old friend.

The deal was to get 5 new members for the Karuta club. Chihaya has to figure out a way to keep the room and deal with the band club.

Chihaya appears to have recovered from her bad start, but Megumu will not let her take consecutive cards. As the players spur on their aces, both sides begin to pull together as teams. Which team will prove to be stronger?

Fujisaka's training has proven to be a major hurdle to Mizusawa thanks to the training regimen demanded by their coach, Sakurazawa. Rion continues her lead over Chihaya thanks to her familiarity of the reader's voice. Doubts and injury plague Chihaya and her team as they fight to stay in the game.

The Mizusawa karuta club has won the team championship, becoming the number one team in Japan. The players reflect upon the path they took to the championship. After Chihaya remembers the pain in her finger, she is taken to the hospital.

The Class A Finals pit Arata vs Shinobu, Class B is between Taichi and Rion in the same area where Komano is participating in the Class C Final. Chihaya is stuck between supporting Taichi and Komano or experiencing the match between Arata and Shinobu.

With winners and losers riding emotional waves, Chihaya is sent a video of the Class A final, and while watching, it stirs of memories of playing Karuta with Arata.

The Mizusawa Karuta Club prepares for the cultural festival.

Taichi has told Chihaya about the feelings he had kept secret for so long. Now he's left the karuta club, and Chihaya's regret over failing to notice how he felt leaves her unable to play. But some new members have joined Mizusawa's karuta club, and among them is Tamaru Midori, a Class A player. She is a promising new member, but also a troublemaker.