Yes. A friend of mine booked a room in a guesthouse. In the room, there was a book on the bedside table. It was a travelogue. As she read it, she realized it was written by a previous guest who had also booked the same room. It was their real story of traveling around the area.
Well, I know a story. There was a room in an old library that was used as a study room. People could book it for personal study. One day, a researcher booked the room. While he was there, he discovered a rare book. Inside the book was a real story of the library's founding, written by one of the original founders. It was like finding a hidden treasure.
Yes, 'Room' was based on a real - life story. It was inspired by the Fritzl case in Austria, where a woman was held captive for many years and had children while in captivity.
The movie 'Room' wasn't exactly based on one real story. The idea might have come from multiple real-life inspirations that were then crafted into the story we see on screen.
Well, 'Room' is purely fictional. The author came up with the idea and characters independently to craft an engaging narrative that wasn't inspired by real events.