The narrative of The Hacker's End begins when a player manipulates the game's files to an extreme degree, such as setting the "FUN" value beyond its intended limits. This corruption breaks the reality of the Underground:
is a popular fan-made Alternate Timeline (AT) created by Iamaboss0 . It reimagines the "Dirty Hacker" ending of the original game as a high-stakes horror experience centered around a corrupted version of Sans, often referred to as VHS Sans . The narrative of The Hacker's End begins when
: Due to the code being broken, Sans gains abilities he shouldn't have, such as the power to grab the player's attack slash and throw it back at them. : Due to the code being broken, Sans
Experience the intensity of VHS Sans and the 'Better Start Running' theme through these fan creations: Sans gains abilities he shouldn't have
The theme is famous for its "VHS" aesthetic, often accompanied by distorted visuals and a sense of mounting dread as the player realizes they can no longer hide behind their hacks.
Better Start Running With Lyrics | Undertale: The Hacker's End YouTube · Bub8les [Undertale: Hacker Ending] - Better Start Running (Cover) YouTube · KnuckleDuster