Despite putting Karuizawa through the worst pain imaginable, Ryuuen is still not done as she refuses to give her the mastermind's name. When he even reveals to her that the mastermind has tricked her from the very start.
Survival test is coming to the end. Things don't look well for 1-D. Key card is stolen. And now Suzune is forced to withdraw due to her sickness. Kiyotaka will try to turn things around.
After conversing with her brother Manabu, Horikita offers Yamauchi name as the one who should be expelled. Not only has he made few contributions to the class, but he also worked with Sakayanagi in Class A to expel Ayanokoji.
Hirata's return to health coincides with Class C's unified front, pitting Ayanokoji against Sakayanagi. Basketball initiates the final exam's proceedings. Class C competes strongly, yet Sakayanagi aims to mentally unsettle Sudo.
It's spring break. Shiina calls Ayanokoji to discuss books. Meanwhile, Class B's Kanzaki appears before Ryuen, who is having a secret meeting with Hashimoto. Although the class was defeated, Kanzaki faces Ryuen without hesitation.
Ayanokouji finally confronts Kushida and manages to make her confess that she has been helping Class C perform better by giving them inside information. Meanwhile, Horikita tries to convince Sudou to not give up and rejoin the class.
The entire Class 1-D, being concerned about Koenji, followed Ryuuen to the courtyard, where they saw the former being surrounded by the students of Class 1-C. While instigating Koenji, Ryuuen tried to break his things.
Kushida tries to set up Suzune's expulsion by dealing with Ryuuen.The AYANOKOJI GROUP is created to help out Akito and Hasebe to study while they stumble into Ryuuen who is searching for the mastermind.
Class C considers various strategies for the special exam, but they all lack a decisive factor. Hirata remains disappointed in the class vote result. Ayanokoji calls out to Hirata, who acts coldly towards Mii-chan who is worried about him.