That doesn't surprise me. People do often come and go from here. [He's aware of others who have been here longer though, briefly thinking on his brothers' contact with Lelouch and Suzaku]
No. My brothers are here as well, along with a few others from my world. [Schu will be able to get the images of Akito and Agito, and briefly Kaito (which is accompanied by a pang of mental pain) and Gazelle before he banishes the thought of the last two from his mind]