Talk:Agartha/@comment-24050152-20170623140926/@comment-90.78.67.40-20170623143013

"1 .5 will be composed of 4 chapters, which take place parallel to each other and released one at a time in sequence. However, the difficulty will be equal across all of them, and once all are out, they can be played in any order. Difficulty will be around that of Chapter 7."

Source : FGO Talk Event (21/01/17) (from Reddit)