The χ collection is set in the ancient previous, very long prior to the adventures of Sora. It consists of Kingdom Hearts χ and its similar titles. Following the war the responsibility of preserving light is passed down to Ephemer, Skuld and their good friends Mind, Lauriam and Ventus. https://gunnerqdoal.thenerdsblog.com/36959015/the-greatest-guide-to-spin-kh