Kyle thought, Siobhan has a weird definition of nice.

"Yeah I collect them a bit. I've never been super serious about them though. Maggie doesn't collect them, she thinks it's silly, but she likes to read them. I already have Dzou Yen, do you want to try to start a collection now that your siblings won't take them from you?" Kyle held out the card to Siobhan. 

When Siobhan asked Kyle what was up he wasn't sure what she meant. "What do you mean?" He was so used to being tense around his sister that he didn't even notice he did it anymore.