If it seems like Kakaru is dehydrated in the BZPRPG, it's because they say to write what you know.

AND HOLY BLARGH I HAVE A HEADACHE I AM DEHYDRATED AND IT SUCKS.

So yeah, probably should have drank more water when I went paintballing. It was pretty fun otherwise. I got caught in an open field once, then managed to flank two snipers at the top of a box canyon and took one of them out by running his tank dry while my teammate snuck over the top of the cliff.

Awww yeahhhhh 8)