I can see the core here is already gripping—the tension and disorientation feel lived-in, and your layering of helplessness is strong. If we want to amplify it, the choice of direction will shape the reader experience differently:

Option 1: Expand into a full short story

Keeps the visceral identity horror and creeping panic front and center.

Lets us fully explore physical manifestations of the entity—twitches, gasps, mirrored movements—so the supernatural feels immediate and bodily.

Great if you want a “cinematic” horror, where the reader can feel each escalating moment.

Option 2: Lean into psychological horror

Focus on the narrator’s mind breaking under uncertainty and paranoia.

The entity could be more ambiguous—maybe it exists, maybe it doesn’t—but the dread comes from body-mind disorientation.

Foreshadowing and repetition of rules/patterns take center stage; tension builds in the reader’s mind rather than through overt action.#GoogleStudyOnCryptoSecurityChallenges #BitmineIncreasesETHStake #BitcoinPrices #AsiaStocksPlunge OilRisesAbove$116#USNoKingsProtests $ETH

Given what you’ve already done with sensory layering and helplessness, I’d say if you want more immediate, tangible fear, go full short story expansion. If you want something that gnaws at the reader’s mind and lingers after they put it down, the psychological horror route will do that beautifully.

If you want, I can draft a sample of one of the two approaches—showing how the body horror and reflection motifs could escalate, or how the psychological dread could spiral. Which do you want to see first?