Dennis was angry, hurt, and upset. He'd apparated at Rolf's flat just long enough to hug him and ask him to come over to flat before appearing in the living room. He looked down at Rose who was engrossed in travel guides. Already beginning to cry, he leant down hugged her then walked quickly into his room. By the time he flopped down on his bed, he was crying in earnest.
He had somehow managed to alienate another person and he didn't even know how or why it'd happened. There was something obviously wrong with him if he kept making people leave him, but he didn't know how to fix it. Collin, Paden, now Seamus - all of them had left him alone and it hurt.