Given Ty's best friend was Tandy, he knew better than to push anyone to talk. If the other person wanted to share thoughts or feelings, Ty would be happy to talk about it, but he got needing privacy.
Yeah, Ty did live through some things. Quite a few some things, actually. The fact he could see peoples' fears also meant he developed a toughness nobody but Tandy would ever quite understand. Not even Lizzie.
"She arrived a year before I did and I can't imagine being without her for that long. Tandy is my family. Basically my sister." Which explained why Ty and Tandy would never have a romantic relationship. "I'm glad you have family here. Makes things easier for you, I assume. As easy as being abducted to a Dome can be..."