No explanation need. You already know.
https://what-if-i-told-you-podcast.myshopify.com
https://allthatsinteresting.com/amityville-horror-house
https://en.wikipedia.org/wiki/Ronald_DeFeo_Jr.
https://en.wikipedia.org/wiki/The_Amityville_Horror
https://nypost.com/article/amityville-horror-house-real-story/
https://www.biography.com/news/the-real-amityville-horror-facts
https://www.historyvshollywood.com/reelfaces/amityvillehorror2005.php