Well, really, it’s more than a remake: in addition to the “classic” mode that keeps the first Etrian Odyssey‘s dungeon crawling intact, Etrian Odyssey Untold: The Millenium Girl has a “story” mode that sets you up with a predefined party (and extra cut-scenes)!
https://kotaku.com/this-is-about-as-close-to-the-original-final-fantasy-as-5987762
Above is the intro that sets up that story mode. Millenium Girl is out on October 1 for 3DS.