At the start of the second term, preparations for the sports festival begin. The students are nervous about the fact that performance in the events will affect their written tests, and even more pressure is added by the unique team breakdowns and freedom given to the students to decide who takes part in what event.
With Day 1 of the "thinking" test over, Ayanokoji is talking to Hirata and the others about a way to break out of the stalemate when he receives a message on his phone from an irritated Horikita. Meanwhile, noticing something strange about Karuizawa's behavior, he seeks information from Horikita, but...
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...