"It's fine. Really. It's understandable. I understand." Sure he didn't understand the feeling Dennis had, but he couldn't imagine anything worse than...that what Dennis was going through.
Tristan's attention returned to his drink to give Dennis the privacy he needed.
"If you think I'm worthy of it then I would love to, yeah. I'll be stopping by school every so often to check up on my little brother, so you can check that I'm taking good care of it-"