Oh no, Luka! His chest tightens when he deflates like that, and he bites his lip nervously. He doesn't want to be knowable! But seeing this very pretty man look even mildly upset makes him feel terrible.

"It would be..." he murmurs, trailing off. He's silent for a few moments, drawing a sharp breath through his nose all at once. Here goes nothing.

"My family made me so happy. The time I had with them was precious to me. But I haven't been able to see them for a long time. I make due with other interests," he says, that last bit offered as a way to explain why he's been so unable to answer Luka's questioning so far.