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.
If an Alteration Engine that rewrites
the World Formula is truly possible,
صديقان؟
Sollte es uns wahrhaftig gelingen,
ein Gerät zu entwickeln,
Se riuscirai davvero a creare un macchinario 
che permette di alterare la Formula del Mondo,