The air suddenly grew intensely humid as clouds of milky white, incredibly thick fog flowed up from the ground

The air suddenly grew intensely humid as clouds of milky white, incredibly thick fog flowed up from the ground! And believe me, dear reader, when I say "incredibly thick," we're not talking like how an innkeeper might talk up his soup — it became impossible to see past our own noses, and it was like our ears had been stuffed with cotton! The air itself became so dense it was like walking through water! We had to navigate by touch, and we could move only half as fast as we'd been going. , who'd been walking last, was forced to stop. With great difficulty, she could barely make out the muffled and worried voices of his friends ahead. Something had to be done — but what?