You are little bit too late my friend.I beg to differ : it might be either 'The agent who hardly knows anything...' or 'The agent who knows barely anything...'
I have just come across this ponderous matter, and will check in my grammar treatises.
I got all grammar advice in the first two pages of this discussion and have corrected the title several times before. .
But, i wish you have fun with my game. I can bet you didn't experienced something like this before.