When he wrapped her in his arms, her own slid around him too and she pressed her face against his neck. While she wasn't a werewolf, Allison still recognized the scent of him, and she breathed it in silently, just grateful to have him there again. Tears of her own wanted to fall, but she blinked them back and just tightened her hold.
"Whatever it is that brings us here....sometimes it brings people who died." She hesitated for a few seconds, then went on slowly. "Erica was here, for a while. Months ago, but she was here, too." So many people had come and gone, but Isaac had been a friend of Erica's - Derek had sired both of them - so he deserved to hear that much. Besides, if she ever came back he should be prepared.
After several minutes, she loosened her hold a little and lifted her face so that she could smile at him, but didn't fully let go. "I'm glad you came back."