They're too old now, health issues keep them house bound.

There was a time where they had the money and vitality to tackle the things that kept them out of their comfort zone. They were forced out of their country by a military invasion, and so in their mind, the country as it turned out wasn't theirs anymore either.

But they meet up with others who left under the same circumstances.. there's a shared culture, but it's all stopped in time. Frozen.