Noé learns Naenia took Chloé's true name. Chloé's past and the d'Apchiers' history come to light, including her friendship with Jeanne, the Alteration Engine, and Ruthven's friendship with Chloé, which he shattered by trying to take the engine research.
You came without even knowing that?
أتيت من دون معرفة ذلك حتّى؟
¿Viniste sin saber eso?
¿Ni siquiera sabías eso?
Tu es venu sans même le savoir ?
Sei venuto qui senza sapere 
una cosa fondamentale come questa?
Пришёл сюда, не зная элементарных вещей?