Chapter Summaries

Hoshino comforted Ichinose as she struggled with the pressure on Class A, then reflected on Class D’s relative peace and resolved to protect Kiyona and remain alert to Chabashira’s intentions.

• Hoshino advised Ichinose to look past Ryuen and Sakayanagi’s apparent conflicts and identify their real objectives.
• Ichinose thanked Hoshino for listening and said their conversations made her feel better.
• Hoshino considered how Class A’s struggles kept pressure away from Class D and wondered whether Chabashira still intended to raise the class to Class A.
• Hoshino saw Kiyona’s trusting smile and resolved to protect her and Class D’s peace.
• Hoshino observed Class D’s slow, scattered efforts to study and decided to stay vigilant for possible threats.

Class D celebrated passing its final exams and boarded a luxurious cruise ship for the school’s promised island vacation. As the ship headed toward the island, the students looked forward to enjoying their break, though the coming trip remained uncertain.

• Chabashira Sae reminded Class D that passing the exams would earn them a summer trip to a private island, then started the final exam.
• After the exam, Kanji Ike and the other students celebrated their confidence that Class D had passed.
• Class D arrived aboard a luxurious cruise ship, where Shinohara Koto, Karuizawa Kei, Hirata Yosuke, and Kanji Ike expressed their excitement.
• Kushida Kikyo enjoyed the island plans with the other girls, but her smile briefly faltered when she saw boys whispering about girls from other classes.
• The cruise ship carried Class D toward the island as the students explored the ship and anticipated their vacation.

As the ship approached a rugged island, Shiina Hiyori invited Hoshino Kanade and Kiyona to spend the upcoming vacation together, while Yamauchi Haruki decided to confess to Kushida. Hoshino and Kiyona recognized that the island was likely the site of another exam and began quietly discussing its terrain.

• Shiina Hiyori invited Hoshino Kanade and Kiyona to spend their vacation together, and they accepted.
• Yamauchi Haruki, jealous of Hoshino, decided to move up his plan to confess to Kushida on the island.
• A ship announcement called the students to the deck to see a supposedly meaningful sight.
• The students saw a wild, rugged island instead of a typical vacation destination.
• Kiyona identified signs of human alterations to the island and concluded it was probably an exam site.
• Hoshino Kanade agreed and began privately discussing the island's geography with Kiyona.

Hoshino Kanade concluded that the island was likely a survival exam and planned to proceed with the vacation alongside Shiina, while Kiyona agreed. As the cruise ship reached the island, Yamauchi Haruki’s taunt at B Class sparked a confrontation that threatened to turn violent.

• Hoshino Kanade told Kiyona that the island was probably a survival exam and proposed sticking to their plan to go on vacation with Shiina.
• Kiyona accepted the idea of treating the exam as a survival vacation with a friend, and she and Hoshino Kanade turned their attention back to the island.
• The Luxury Cruise Ship reached the island, and D Class students crowded onto the deck to admire the scenery.
• A hedgehog-haired B Class student shoved Yamauchi Haruki into the railing and insulted D Class as inferior rejects.
• Yamauchi mocked B Class for losing its points and falling from A Class, provoking the hedgehog-haired student and his classmates to threaten him.

After a school announcement revealed that students would face strict restrictions on an upcoming island stay, the first-years disembarked in class order and endured detailed inspections under the scorching sun. While they waited at the back of the line, Hoshino Kanade quietly held Kiyona’s hand, and she let him.

• An alarm interrupted the confrontation between B Class and Yamauchi, as students were told to change into athletic wear and bring only permitted items before arriving at the uninhabited island.
• Hirata Yosuke urged D Class to follow the instructions and prepare to assemble, while the students worried that the trip was no ordinary vacation.
• After the ship reached the island, teachers ordered students to surrender their phones and disembark by class, with Class A first and D Class last.
• Students waited in the heat while instructors inspected them and their designated backpacks for concealed belongings.
• At the end of the line, Hoshino Kanade took Kiyona’s hand, and she objected that it would make him hotter but did not pull away.

While Class D waited in the heat to reach the island, Hoshino Kanade held hands with Kiyona and accepted Shiina Hiyori’s offer to hold his other hand to cool him down. The three shared a quiet moment of mutual trust as they approached the shoreline and the island’s trials.

• Class D students noticed Hoshino Kanade and Kiyona holding hands and teased them as they waited in the crowded line.
• Shiina Hiyori noticed Kanade was sweating and offered her cool hand to help him feel better.
• Kanade looked to Kiyona, who silently signaled that she was comfortable with him taking Shiina’s hand.
• Kanade held Shiina’s left hand while keeping Kiyona’s hand in his right, and thanked Shiina for helping him cool down.
• Shiina moved closer to Kanade and smiled gratefully at Kiyona as the line advanced toward the island.

Hoshino Kanade and Kiyona waited with Class D to disembark for the island survival trial, while Shiina Hiyori reminded them of their promised group vacation. After reaching the sand, Hoshino looked toward the forest and declared their vacation had begun.

• Shiina Hiyori left with Class C after reminding Hoshino Kanade and Kiyona of their promise to vacation together.
• Kiyona interlaced her fingers with Hoshino Kanade’s and later used a cool wet wipe to clean his hand in the heat.
• Class D waited in the sun while Class B received water in the shade, prompting complaints from students and a warning from Chabashira Sae.
• Class D began disembarking, and Hoshino stepped onto the hot sand while the cruise ship remained anchored nearby.
• Hoshino tightened his hold on Kiyona’s hand, looked toward the forest, and said their vacation had begun.

The students arrived on a private island expecting a vacation, but Hoshinomiya Chie announced that they would take part in a week-long wilderness survival Special Exam. The students were left shocked as their island stay began to look nothing like the promised luxury cruise trip.

• Chabashira Sae took attendance for Class D on the beach.
• Hoshinomiya Chie addressed the students and mentioned that one student had missed the trip due to poor health.
• Hoshinomiya Chie announced that the school’s first Special Exam would begin immediately and last until noon on August 7.
• Hoshinomiya Chie explained that all four classes would live together on the uninhabited island and handle wilderness survival tasks themselves.
• The students reacted with disbelief as they realized they would not be staying on a luxury cruise ship.

Hoshinomiya-sensei explained the uninhabited-island exam, revealing that classes could spend points on supplies and activities during a week of freedom. She announced that leftover points would become Class Points, while Class B began with a thirty-point penalty for an absent student.

• Hoshinomiya-sensei told the students they could not return to the ship and would receive only basic equipment, prompting Kanji Ike to protest.
• Chabashira Sae silenced Ike, and another student questioned whether the school had deceived them about the exam.
• Hoshinomiya-sensei described the exam as a week of freedom and explained that each class could spend three hundred points on supplies and leisure activities using a shared guidebook.
• Hoshinomiya-sensei announced that each class's remaining points would be added to its Class Points after summer vacation, exciting Ike and the other students.
• Hoshinomiya-sensei warned the students to protect their class's guidebook and said Class B had only two hundred and seventy points because an absent student incurred a thirty-point withdrawal penalty.

Class D learned the rules and hardships of the Uninhabited Island exam, including survival requirements, penalties, and the leader-based base system. With students divided over spending points and struggling with the lack of privacy, they ended the chapter without choosing a campsite or leader.

• Hoshinomiya Chie's announcement ended, and Mashima Satoshi resolved to reclaim Class A for his class.
• Chabashira Sae distributed watches and explained their sensors, emergency function, and the school's refusal to provide survival assistance.
• Shinohara Satsuki questioned whether Class D could avoid spending points, while Kanji Ike insisted they should endure the hardships and Hirata Yosuke urged caution.
• Chabashira demonstrated the class's makeshift toilet, prompting strong objections from Shinohara Satsuki and the other girls.
• Chabashira explained the base-claiming rules, leader privileges, penalties, and final-day leader guessing game, setting an eight o'clock deadline to choose a leader.
• Hirata Yosuke suggested deciding on a campsite first, but Class D remained divided and had chosen neither a campsite nor a leader.