Well, 'The Unholy' is purely fictional. It was crafted by the imagination of the writers and not inspired by any actual happenings. The story and its elements were made up for entertainment purposes.
In most cases, 'Unholy' is not rooted in real events. It's probably the product of the creator's imagination and creative process. There's no evidence suggesting it's based on actual happenings.
Well, without knowing the specific content of 'ch 7', it's hard to be exact. But generally, success stories might involve technological breakthroughs. Imagine a group of inventors in ch 7 who developed a new, clean energy source that revolutionized the way we power our cities. It could also be about artists who got their big break in chapter 7, perhaps a painter whose work was finally recognized and exhibited in major galleries around the world, leading to a significant boost in their career.