Zinny's distance didn't hurt all that much until Holt saw her embrace Loki. That hurt Bragi as well. There was a great deal of warmth in her interactions with Loki and Hel. She even greeted Emmy with more love than she'd shown Holt.
A divide was forming in this family, and Holt and Bragi appeared to be on a different side from Zinny, Iounn, Emmy and Frigg. Holt kept his eyes on all of them for a bit, wondering what would happen in the coming weeks.
Unable to bear the sight any more, he went to find Molly. There was comfort in the familiar, and right now, he felt like he knew his ex-wife better than anyone.