As the situation developed, no military or official sources could confirm the existence of such a pilot with the amazing capabilities as described in the 'Ghost of Kyiv' story. Also, with more scrutiny from journalists and fact - checkers, it became clear that it was just a story that had no basis in reality.
One common element is misinterpretation. For example, strange noises might be just the old house settling or a faulty pipe. Another is human pranks. People like to play tricks to make others believe in ghosts. Also, optical illusions play a part. Things like shadows or reflections can be easily misconstrued as something spooky.
The 'Ghost of Kyiv' was initially reported as a heroic Ukrainian fighter pilot who was shooting down multiple Russian planes. However, it turned out to be a fake story. It might have been a form of wartime propaganda, where misinformation spreads easily in the chaos of war to boost morale or create an image of invincibility on the side of the Ukrainians.
Well, here's a fake ghost story. In an old castle, rumors spread that a ghostly knight haunted the dungeon. However, it was discovered that a local prankster had dressed up as a knight to scare tourists. He had found a secret passage to enter and exit the dungeon without being noticed.