[The smile does falter, and it's probably all too clear that he's struggling to be as accepting as he wants to be. Tyki was an important — if not good — part of her life long before he even came to Marina, and as such there are certain things he's got that Reid doesn't.
Seniority, for one. In many ways, he knows Kitty better than Reid could ever really hope to, if only because he was around at the time. There's Allen too, the connection he doesn't quite understand just yet. History. Things he can't and most of all shouldn't do anything about.
In the end he just nods, a little tense despite his best efforts.]
Good. I'm... I'm glad you didn't walk alone all the way over here.