Fae..? [ At first he doesn't get what's connection of Áine to the fairies, and then it clicks. ] Ah, the twilight of the gods.

[ The process was probably happening when he still was alive, but it went on long after his death. Thanks to the Grail summoning he's vaguely aware of what happened since it was relevant to him. The timbre of his voice change into more solemn tone. ] Tuatha Dé Danann lost their divinity and retreated back to the Otherworld.

When you want I can come over and tell the stories. For some, like this one, I will probably need to do some digging myself. I was no longer there when this happened.