I'm not sure... the person I spoke to who told me about it in more detail failed to mention that part. But I didn't really expect him to say.

[ she figures it was less to protect himself and more that he didn't want to reveal anything too dark to rosa. which is fair, she thinks, as she's still a teenager, but... ]

We could possibly find out. There's a difference between someone using creatures for souls, versus one of us...