Endings for Dark Souls and Dark Souls Remastered offers detailed guides on being able to acquire the various endings of the story. If you are looking for a quick overview of the game's walkthrough , follow our recommended Game Progress Route.
There are two possible ending for Dark Souls: "To Link the Fire" and "The Dark Lord".
These are popularly referred to as "the Fire ending" and "the Dark ending".
To Link The Fire
Triggered by defeating Gwyn, Lord of Cinder and lighting the final bonfire. By choosing this ending you succeed Gwyn as the next - "Great Lord" and accomplish the designs of Kingseeker Frampt. By linking the fire, The Chosen Undead embraces self-sacrifice, thus revitalizing the land and banishing The Curse of The Undead.
The Dark Lord
Triggered by defeating Gwyn, Lord of Cinder, then leaving the boss arena without lighting the final bonfire. By choosing this ending, you become The Dark Lord, The True Lord Of Men, thus realizing the designs of Darkstalker Kaathe. As The Dark Lord, you will usher in an Age of Dark... an Age of Men, and your Lordship shall prevail as the supreme sovereign.