[It's pretty jarring to go from an eternal, eldritch thought entity to suddenly being confined to an effectively human form. Like emotions--those are confusing.]

Ritsuka. [He repeats the name, but doesn't shorten it. To him, shortening a name still holds significance, and he isn't familiar enough with the human girl for that to apply.]

Alone. [The word is considered for a moment,] By your understanding of the concept of "alone," yes. [It's... complicated. And again, he isn't familiar enough with her to divulge how the mind of an Anisotropic being works.] However, there are many others here who are in the same situation now, so we are no longer "alone."