"XXAdelineXX.zip" is an archive file associated with the (or simply Adeline ) creepypasta and "lost media" internet mystery. It is part of an Alternate Reality Game (ARG) or horror project involving a fictional video game that supposedly contains disturbing content or a "sentient" character.
The zip file is central to a narrative about a "haunted" or "experimental" game featuring a character named Adeline. XXAdelineXX.zip
These often contain cryptic messages, "system logs," or instructions written from the perspective of the developer or the character. "XXAdelineXX