Kaname is worried about never seeing Mary with friends from her class.; Mastushita assumes she has lots of friends.  But what does Mary think?
The sky's so blue because it's depressed 
by Kaname's drawing skills.
El cielo es azul porque las habilidades 
de dibujo de Kaname son sombrías.
El cielo es azul porque las habilidades 
para dibujar de Kaname son malas.
O céu ficou azul de tão deprimido com 
a habilidade artística do Kaname.