The national championship has begun. Mizusawa High School's first opponent is a tam of foreigners from the Chiba International School of Information Studies. Chihaya is elated that karuta has become an international sport, but the other members are thrown off by the unfamiliar situation. Will Mizusawa High School be able to secure their first victory on their way to becoming number one in Japan? At the same time, Arata arrives at Omi Jingu alone.

In the second round of the playoffs, Mizusawa faces off against Akashi Girls First, led by Ousaka Megumu, the West representative in the previous Queen match qualifier. Chihaya falls behind off the bat as Megumu displays speed that she didn't have before. Will Chihaya be able to use all of her hard work to change the momentum?

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?

Mizusawa and Akashi's match has reached the tipping point and each side starts winning games; the pressure between Chihaya and Megumu have captivated the crowd.

A new found passion has brought Misuzawa back into the fight, as Chihaya herself tries to fight through the pain of her injury.