From the blog "Da Blog"

*Note*    Beware! What lies ahead is long, grammatically incorrect and full of SPOILERS.  This is a wild interpretation of VINC’s Vigilant, Unslaad, and Glenmoril that I incorporated into Serah’s lore. So this will sound like nonsensical ramble if you don’t have or playthrough these mods. Probably still sound like nonsense even if you have those mods 🤣 Her dialogues were built on MY interpretation of VINC mods, not the canon explanation by Aelarr. I divided a Kalpa cycle