The Pokémon Omega Ruby version 1.4 update, released in April 2015, acts as the final, mandatory patch, incorporating data for the mythical Pokémon Hoopa and addressing various system bugs. While official 3DS eShop functionality for direct downloads has been discontinued, the patch is essential for accessing online features and can still be managed through the system's Data Management menu. For detailed instructions on updating, visit Nintendo Support BREATHEcast 'Pokemon Omega Ruby & Alpha Sapphire' New Update News
Game Sync & Mystery Gift: Receiving event Pokémon or syncing data. pokemon omega ruby update 14 link
Note for Emulation: Users on emulators often require the update in .cia format to maintain compatibility with save files or online play features. The Pokémon Omega Ruby version 1
Owners of hacked 3DS consoles (using Luma3DS) can download official updates from Nintendo’s CDN (Content Delivery Network). However, some users cannot access the eShop (region-locked or banned consoles) and seek manual .cia files instead. Update may change save structure; back up saves
However, if you are looking for the "story" behind this era of the game or are perhaps referring to a fan-made project like a ROM hack, here are the two most relevant detailed narratives: 1. The Official "Delta Episode" Story
As for a link, I can provide you with the official Pokémon Omega Ruby and Alpha Sapphire page on the Nintendo website: https://www.nintendo.com/games/detail/pokemon-omega-ruby-and-alpha-sapphire