Syrlya stands back at first, with everyone else. But when LeFlamme mentions the boy it sparks another memory for him and he straightens up.

That's right. They spoke. He deliberates only a moment before stepping to Childermass's side, hands clasped behind his back, non-threatening, as he reveals himself.

"It is related to the matter that Steven spoke to you about. I am sure you already have an idea why he was unable to meet with you, so we will be in his stead."