In search of Hanako's secrets, Nene and Kou enter the fifth Wonder, the 4 O'clock Library. It's books contain the past and future of every student their school has ever had, but some knowledge comes at a price.
S-Sensei?! What are you doing here?
Herr Tsuchigomori?
Was machen Sie denn hier?
Profesor, ¿qué haces aquí?
Monsieur !
Qu’est-ce qu’un professeur fait ici ?
Professor? O que faz aqui?