Snow? In the classroom? Mumei and Koui face a new test and attempt not to freeze to death. A mysterious examiner awakens from his 10,000 year slumber to whip these cheating students into shape. However, things take an unexpected turn when Mumei's crush, Ryuu Haku, is accused of cheating. Will Mumei be able to clear her name and win her favor?
Th-That test earlier was 
something else, wasn't it?
كان الامتحان للتو رهيباً، صحيح؟
D-Die Prüfung vorhin
hatte es in sich, hm?
Ese examen fue complicado, ¿verdad?
Ese examen fue complicado, ¿verdad?
L'esame di prima
è stato una bella faticaccia, vero?
A-Aquele último teste foi complicado, né?