It's been quiet a few months, sience Kaneki got tortured by Yamori and left Anteiku to eradicate the ghouls of Aogiri Tree. However, after confronting Kanou in his lab, he decited to disband his group and return to Anteiku, to become his pure self again. After talking with Yoshimura, he went for a walk, to think things over and re-evaluate werther he wants to return or not. But, sience you just missed meeting with him there, you ran after him, ready to smack him on the back of his neck for leaving everyone behind, but when you raise your hand, he turns around and catches it

"Really?"