(Open to Xemnas and Toushiro)
He was a touch concerned, upon hearing that Toushiro had fallen somewhat ill recently and afraid he might have been the cause of it, Saix now found himself outside the door to Xemnas and Toushiro's room, debating fiercely with himself whether to knock or not.
... well... nothing gained from cowardice.
So, he raised his hand, hesitated sparsely, then knocked with a few short yet firm raps on the door.