I saw it.

I found Kedamono stuck in a large pile of corpses and snakes earlier and pulled him out, and in the process we dislodged some kind of bag. We ran away and found Yurick injured. ...I'm not much help in medical emergencies.

[Thumbs would help.]

But I picked up the bag, thinking I should put it somewhere for safekeeping, and it vanished from my jaws. Something else appeared at about the same time, but...