And nothing will explain him dumping his little girls dead bodies in filthy oil vats. I don't know how people can just ignore that and focus on her videos.
That fact is hard to explain/guess, but I assume of you are at this stage that you have murdered, you only think forward, egostically forward, something changes in your head. And it doesn't matter for you how the bodies are buried since you have already stepped across a line. You did already the worst possible which is more worse than anything else.