Chapter 7:
Kurama, the de-facto ruler of Looking Glass City, tells Koto that their mother is the black rabbit.
Chapter 8:
Kurama has been intellectually curious from a young age, and loved it when his father praised his inventions.  He wants to find what he can do outside of the Looking Glass City.
Chapter 9:
The identities of Doctor Shouko and Fushimi are revealed...
If there's anything I can do, tell me.
Wenn du mir etwas sagen kannst, tu es bitte.
Si hay algo que pueda hacer, dímelo.
Si hay algo que pueda hacer, dímelo.
Nous ferons tout ce qui est 
en notre pouvoir pour t’aider.
Se eu puder fazer alguma coisa, me diga.