Software

The "cursed file" trope works because it taps into . A .rar file is a box; you don't know what’s inside until you let it out into your system.

A more modern psychological horror ARG (Alternate Reality Game).

A real, surreal game with endless rabbit holes.

Are you looking to based on this, or were you trying to track down a specific video you saw?

The story usually begins on a forgotten imageboard or an obscure file-sharing site. A user posts a link to a password-protected archive titled Lili.rar , claiming it contains "the final memories of a girl who never existed."