"Investigating cold cases sounds like a fascinating hobby," Iroh said sincerely. "It's not mine, but now I wonder if there's any chance that someone has already looked into this. I'll have to ask my friend in the archive the next time I see her. Or perhaps I should ask around in my neighborhood..."

Absently, he tucked most of the papers under his arm, reserving the dampest paper to wave in the air in front of his face while he looked aside and pondered. A few seconds lost in thought, unobtrusively blowing warm air -- certainly no visible fire -- at the paper. Then he recalled Korra and shrugged at her apologetically.

"But you wanted to know why I was looking into this old crime, and the others." He fluttered the paper in his hand, dense with only slightly blurred notes. "It's actually a long story... I guess you could say that I'm looking into a mystery that arrived in my tea shop a few days ago.

"What about you? You seem interested in old crimes as well."