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.
You've been keeping an exchange diary
with my brother, Senpai?
Du schreibst meinem
Bruder Liebesbriefe?
¿Llevas un diario de cartas
con mi hermano?
¿Intercambias diarios con mi hermano?
Tu parles de mon frère
dans ton journal ?