Noice, as always. Mad spoilers for your mod though :O First thing I'll do is check all the planters.
That was one of the first areas I did in the editor. Was doing some cleanup on it yesterday and saw the file dates were just about exactly a year old.
Basically it's the intro area to the game. I was initially planning on having a pretty obvious hint as to where the key is. Haven't decided yet. There are a few ways to get into the cave without using the key. You can just destroy the hatch, or walk around and find the cave exit.
