With the island test over, Ayanokoji Kiyotaka and the others are enjoying their summer vacation on a luxury liner. Suddenly, they're interrupted by a new special test. Ayanokoji is called into the same room as Karuizawa Kei and others, where they learn that this test isn't strictly along class lines...

Karuizawa is pushed to her breaking point by the girls of Class C. Ayanokoji watches impassively, but Yukimura flies to her aid, unable to bear it. Noticing Karuizawa's abnormal levels of fear, Ayanokoji seems to get an idea...

As the sports festival comes down to the wire, Horikita must deal with Sudo, as well as Ryuen's threat.

Horikita decides to use Paper Shuffle to settle matters with Kushida, and Ayanokoji finds himself caught in the middle.

Ayanokoji receives a visit from outside the school, and learns more about the conditions of his stay.

Karuizawa, whose cooperative relationship with Ayakoji has ended abruptly, cannot hide her embarrassment at the complete loss of contact with him. As Class D discusses their plans for the future, Ryuen and the other members of Class C appear overbearing.

Ayanokoji makes his final decision on how to deal with Ryuen and the Class C threat.

The aftermath of the gymnasium incident plays out as Christmas brings romance to the school.

Ayanokoji's class embarks on their first trial as the ascended Class C, the mixed training camp.

Yukimura injures his leg while the group is training for the upcoming tests. He later devises a plan for how the group should handle the marathon and then the day of the four tests arrives.

While Class C are discussing Karuizawa and Hirata's break up Yamauchi is approached by Sakayanagi from Class A. Horikita warns that it's a trap, but Yamauchi pays it no heed. Meanwhile, Horikita tells Ayanokoji that rumors are swirling around Ichinose.

It's Valentine's Day and the boys of Class C are excited about whether or not they will receive chocolates. Meanwhile, Karuizawa seems uneasy over Ayanokoji's request to meet up and while doing so an unexpected person appears...

Turns out the one spreading the rumors was Hashimoto, who did so at the behest of Sakayanagi. Shortly thereafter, Sakayanagi appears before Class C and she informs them she has evidence regarding the rumors about Ichinose.