Theirs is a link they can't sever. He'd cut it, but hers is the voice that haunts him in the night. Theirs is a marriage in limbo. She'd end it, but death always seems to beat her to the punch.
A woman born to turn realms on their head and her husband, leaving ashes in his wake. Destruction is the consort of Creation.
For the events of Thor 2, I guess? Basically everything going to hell in a hand basket all over again.
(Sigyn is Angel Coulby and that's that.)