It was more he was hesitating about whether he wanted to be alone or not.
"No," Sora replied. He had talked enough, and Riku hadn't really known his parents. He didn't understand what was going on in his head quite as well. Sora didn't want to bother him with it, he'd been such a pain already.
"Nothing really," he said, climbing on Riku's bed and flopping down, burying his face in the pillow he had been using. "I'm trying to cope with reality." His first Christmas without his parents started tomorrow, and he wasn't ready for it. "I don't like it." At all.