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 they found you, 
you'd be in big trouble.
Wenn die dich finden,
 steckst du in Schwierigkeiten.
Si te encontraran, tendrías problemas.
Si te encontraran, 
estaríamos en problemas.
On serait mal
si on se faisait repérer.
Se eles o achassem, teríamos grandes problemas.