Well, there's no definite answer. The stories could have elements of truth mixed with embellishments. It depends on who you ask and what evidence they consider valid.
The truthfulness of Ed and Lorraine Warren's stories is a subject of debate. Some people believe them completely, while others are skeptical. It depends on your perspective and the available evidence.
Ed and Lorraine Warren started their investigations because of their interest in the paranormal. Lorraine was a clairvoyant, which gave them an edge in understanding the spiritual side of things. They initially got involved in local cases where people reported strange happenings in their homes or properties. Their first investigations were small - scale, but as word spread about their work, they started getting called for more complex and high - profile cases.
One of the most terrifying cases was the Amityville Horror case. The Warrens investigated the house where strange and violent events were said to occur. There were reports of slime on the walls, cold spots, and apparitions. Another was the Annabelle case. The possessed doll was a source of great fear, with it seemingly having a malevolent presence and causing unease and strange happenings around it.
Well, it's a bit of a mixed bag. While the Warrens did exist and were involved in various paranormal investigations, some aspects might have been exaggerated over time for the sake of storytelling. For example, in some of their cases, there could have been misinterpretations or added drama to make the stories more appealing to the public. But overall, there were real investigations that they carried out.
La Llorona is a well-known legend. It's said she lost her children and now haunts places, crying and looking for them. Different regions have their own details and variations of the story, but the core is about her grief and hauntings.