IMHO:
I get the idea, but the write up is really confusing.
Edits
"anything you don't want to keep others away from are kept in this chest." I don't think the word don't should be in this sentence.
In the first sentence of the last "paragraph", I think spy should be plural.
Thought:
This is a good canidate for the 100 word treatment.
Dungeons (Any) (Traps)