[... okay, looking back on it, phrasing it that way might've been a smidge insulting.]

Don't take it the wrong way, I didn't mean it like that. It's a literal curse, from a spring in China. Whatever spring you fall into, you turn into whatever drowned there years ago when you're splashed with cold water. He just so happened to get duck.

[After trying to turn him and Akane into ducks. Karma's a bitch.]