Kingdom Hearts IV Story & Lore

Full story spoilers. The Story So Far covers each game’s main story and the lore it reveals. Remakes and Final Mix editions are covered with their originals, Re Mind is included with Kingdom Hearts III, and the χ saga shares one entry. Back Cover has its own overview. Cancelled and unreleased titles cover their revealed premises. The Story So Far follows the lore, at the bottom of the page.

• Kingdom Hearts – The start of the Series, introducing the Heartless Threat and the Keyblade.
• Chain of Memories – Sora struggles to recover his memories, while Riku learns to live to take a new path.
• Kingdom Hearts II – Sora awakes to the Nobody and Organization XIII threat.
• 358/2 Days – Roxas' year of life before returning to Sora.
• Birth by Sleep – Terra, Aqua and Ventus are separated as Master Xehanort attempts to forge the χ-blade.
• Coded – Mickey investigates a message in Jiminy's journal and learns who Sora must still save.
• Dream Drop Distance – Sora and Riku take their Mark of Mastery exam and discover Xehanort's plan for 13 vessels.
• χ Back Cover – The Foretellers search for a traitor as the Keyblade War approaches.
• Union χ – The Keyblade War destroys the old world, while the Dandelions face Darkness in a Data World.
• 0.2 Birth by Sleep ~ A Fragmentary Passage – Aqua wanders the Realm of Darkness and helps Mickey close the Door to Darkness.
• Kingdom Hearts III – the Guardians of Light face Xehanort and the new Organization XIII.
• Dark Road – Young Xehanort and Eraqus search for missing wielders as Darkness takes over one of their classmates.
• Melody of Memory – Kairi and Riku search for a way to reach Sora after his disappearance.
• Missing-Link (Cancelled) – A cancelled story set in Scala ad Caelum between Union χ and Dark Road.
• Kingdom Hearts IV – Sora's story continues in Quadratum while his friends search for a way to bring him back.
• Kingdom Hearts – The great heart at the center of the series' cosmology, pursued through both its true form and artificial imitations.
• The Keyblade – A weapon tied to the strength of the heart, able to seal worlds, release captive hearts, and carry both heroic and destructive legacies.
• Realms – The worlds are scattered across various Realms
• The Foretellers – The five masked Union leaders whose divided loyalties helped bring about the Keyblade War and whose return begins the next stage of the saga.
• Darkness (13) – Thirteen ancient beings discarded their physical forms, prompting a plan to imprison them inside hearts and make them vulnerable again.
• The Power of Waking – An ability meant to awaken sleeping hearts can be abused to do much more.
• Unreality – The other side of reality where Quadratum exists, beyond the familiar division between light and darkness.
• KHIII Secret Ending – Two different post-ending scenes set up the future: Luxu's reunion in the epilogue and the city shown in the secret movie Yozora.
• Final Fantasy Versus XIII – Nomura's earlier cancelled Final Fantasy project provides striking visual parallels to Yozora and KHIV. Those echoes help explain interest in KHIV's direction, while the stories remain distinct.
• Time Travel – This can be complicated.
• Heartless – Born from the Darkness in people's hearts
• Age of Fairytales – Back when the world was one, people lived in peace with the light, before it all went to ruin in a great Keyblade War.
• The Blank Era – The poorly documented stretch between the Dandelions' story and Xehanort's youth, centered on Scala ad Caelum and the cancelled Missing-Link.
• Nobody – What remains when a person loses their heart
• Unversed – Born from the Negative emotions of Vanitas
• Dream Eater – Creatures that eat good and bad dreams.
• The Current Era – The era in which most of the series takes place.
• Unnamed Phoenix Group – An organization of Soldiers and Airships seen in Quadratum
• The Black Box – The Master of Master's mysterious box and central component of his master plan.