Artist's commentary
"う": A Starving Person Won't Be Picky
Pronounced as "ue te wa shoku wo erabazu"... When starving, people won't be picky, and tend to eat whatever they can find.
pixiv #30754701 »←"い" "え"→pixiv #30849163 »
Also tagged "#飢え死より毒死を選ぶ", or "#choosing between starving to death and fatal poisoning".