As the other members of DearDream become busy with individual projects, Kanade is still searching for something he can do. He talks to the members of their senpai unit ACE about his concerns, and they tell him about a secret reference room hidden in the D-Four office building...
If you knew about this, 
you should've told us!
!إن كنتَ تعرف عن هذا المكان، أخبرنا
Du hättest das ja mal erwähnen können.
¡Si lo sabías, debiste decirlo!
¡Si lo sabías, debiste decirlo!
Potevi almeno dirlo a noi, però!
Se você sabia disso, 
 você devia ter falado!