What should we lean into? (Sci-fi, horror, or techno-thriller?)

Today, the screen displayed a single line of successful decryption: sc24320-THCOTWNEM.part08.rar

He watched as the data began to self-delete, the characters turning into gibberish. He scrambled to copy it, but the file was a living thing, designed to be experienced once and then vanish. By the time he reached for a backup drive, the screen was black.

"...the city of T’hco was the first to fall. We thought the wind was just weather. We didn't know the wind had a memory. This is part eight: The Great Forgetting."

Should the story focus on the or the person who found it ?

Elias realized "THCOTWNEM" wasn't a random serial number. It was an acronym: