India, July 19 -- What was the driving force behind Goddess Complex?

I started writing Goddess Complex in 2018, and it began as a project about the decline of a relationship between a 23-year-old woman named Sanjana (or Sanjena - I kept switching it up) and her husband, Killian. The doppelganger conceit was always present: the narrator was going to find herself obsessed with Killian's ex, another Sanjana (or Sanjena). But when I wrote further into that version of the project, I realised that the whole thing rode on sort of a cheap reveal, essentially, that Killian was a fool. After several years of work, I threw away the first 150 pages of that version of the novel - which I'd actually sold as a partial manuscript to my American publishe...