He'd stolen a lot of Sif's things. Half of the time she didn't even notice, and the other half the time it was just a sharp word or a punch in the arm and he'd give the things back, because he'd had the satisfaction of knowing he'd gotten under her skin and righteously annoyed her.

But this. He'd never seen her quite like this. So much fury over something that he'd thought was becoming a game for both of them. Then again, that had been the half-considered purpose of taking something of hers just then. She'd been acting strange lately, and he wanted to know why.

"Games? I'm hurt. I don't play games." Loki carefully shut the book and set it in its proper place. He frowned. "I'm far too serious for that. Everyone says so." He gave her a hooded look, peering out from under thick eyelashes. "And since I've no interest in wrestling or poking things with sticks, I thought my time better spent here today."