"Love is for children..."
She'd meant what she said when she said it. But after the battle was over, when Loki was gone and he was back and they could begin to pick up the pieces, they had sat so close together and he told her everything. How he'd known what he was doing but couldn't stop himself. The inkling that it was all somehow wrong but not being able to shake his new loyalty.
And when he'd cried actual tears and she'd held him in something resembling a hug, she'd thought that maybe love could be for adults, too.