I'm not sure specifically which 'neighbor in the window' true story you are referring to. There could be many such stories. Maybe it's about a neighbor who was always seen sitting by the window, perhaps an elderly person who spent their days looking out, observing the neighborhood activities.
The 'The Neighbor in the Window' story based on a true story can be captivating because it often plays on our voyeuristic tendencies. We are all a bit curious about what others are doing when they think no one is watching. Additionally, the setting of the window provides a limited view, which forces us to piece together the story from small clues. The true nature of the story also means that there are real emotions and consequences involved. Maybe the neighbor in the window is dealing with a personal crisis, and the observer has to decide whether to get involved or not. This moral and emotional dilemma can be very engaging for the audience.
Perhaps the neighbor in the window was a source of comfort. Just seeing them there could make people feel safe. It could be like a silent guardian, even if they were just going about their normal routine.
It's not based on a true story. The plot and characters of 'The Good Neighbor' were invented by the writer for entertainment purposes. There are no real-life events or people behind it.