OP is talking about Sakura and Kakashi not being affected by IT.What are you talking about? Nobody is realizing what?
Also, Madara said that the light even pierces the shadows. It goes all over the earth. That includes in caves.
Pretty much this.This was very clearly and explicitly covered in the manga. Read up.
This ^This was very clearly and explicitly covered in the manga. Read up.
who was also under susanno?OP is talking about Sakura and Kakashi not being affected by IT.