More questions in the dark: How many ways into a sealed room?

Johann roughly shifted his grip on the prisoner and caught Wanda's eye,

"So let me get this straight. This boss of his retired to that chamber with the gem and closed the door. No-one came in or out until after his screams were heard. There's either subtler magic affot than you can detect or there's another way in."

He paused and glared down at the Tilean,

"Or this pig is the culprit and knows more than he is telling..."

Johann turned his head and beckoned Kirsten over,

"Is there a chance you missed some kind of secret exit in there? What lies behind the tapestry?"