Having transferred to the Seiho Academy, Sekai discovers that he and Yuuma are in the same class. He challenges Yuuma to a battle but is bluntly rejected. Meanwhile, the school's student council has decided to merge the Gunpla Battle Club with the Plastic Model Club.
That was careless, Eri!
!كان ذلك تصرّفاً متهوّراً يا إيري-كن
Das war doch abzusehen, Eri.
¡Qué imprudente, Eri-kun!
¡Qué imprudente, Eri-kun!
Tu es sortie trop vite, Eri !
Você foi descuida demais, Eri-kun!