One possible theme could be injustice. If the kids died due to some form of neglect or abuse, it would highlight the unfairness in the system that was supposed to protect them.
I'm not sure specifically which 'dead kids true story' you are referring to. There could be many stories involving the death of kids in real life. It might be about a tragic accident, a disease outbreak among children in a certain area, or some criminal act targeting kids.
Well, if it's a movie, perhaps it's a very serious and harrowing one. It might deal with issues like abuse, neglect, or some sort of disaster that affected kids. If it's a true - life story, it could be a news event that has been turned into a form of media to raise awareness. For example, it could be about a school shooting or a case of child endangerment in a particular area. But without more context, it's hard to say exactly.
Yes, 'Evil Dead' is loosely based on a true story. The filmmakers took inspiration from various horror elements and stories they had heard. For example, the idea of an ancient evil force unleashed in a secluded place has roots in some real - world superstitions and folklore.