What - ? Oh, no. No, that was decades ago.

[Which doesn't make a lot of sense for anyone not from his world. So he grimaces, the mandibles on each side of his face flexing.]

Our people had a rough first meeting. There was a whole war about it, but neither of us were born. Everything worked out in the end.

[That's the short of it. If she wants more information, he'll give the longer version. But maybe after this whole lesson.]

We're all fighting the same threat this time. Don't worry.