This cache is a warmup for the nearby Some of My Favorite Things (GC6K13W) cache. If you are TOO SCARED for that one, you can still get that unusual attribute you have been missing.
This cache can be done in the daytime.
Gadget #1 UV light: Enter at the posted coordinates and look around with your special light for more instructions.
Gadget #2 Compass
Gadget #3 Smart Phone