A Sudden Jolt

Snap! Crackle! What was that?! My fingers twitched, actually twitched! I whipped my head left, then right—empty flat expanse all around. Too quiet, far too quiet! I braced my bowed legs and pressed a hand directly against the blank pale surface behind me. It was solid! Real! A sharp hiss escaped my throat as I held fast, ready to sprint into motion the instant anything dared to flinch.