Gwen's journal is actually rather detailed by now . She did not cheat the countess, though some parts of the medicine world may seem obscured, that's more because it was a mystery to Gwen than any attempt to deceive. She was, understandably, overwhelmed. Gwen also stressed that the black hills were patrolled by fierce rock giants that it was a good idea NOT to get on the bad side of. A way to discourage intrusion and show respect.