Upon clicking, the user is immediately met with the infamous, over-exposed image of Jeff—pale skin, unblinking eyes, and a carved "Glasgow smile".

Don’t Go to Sleep: The Truth Behind the Jeff the Killer "Link UPD"

While the original story is often criticized as "cringe" by modern standards, the current game versions are decent, bite-sized horror experiences for fans of the genre.

https://archive.org/details/JeffTheKiller_Original_HiRes_2009