Hard to say. Maybe it draws inspiration from real-life situations but has been fictionalized to make it more engaging. There might not be a straightforward answer as to whether it's completely true or not.
Most likely not. Titles like this often are just used to catch attention and aren't based on real events. It could be a made-up story for entertainment or to explore certain themes.
The man with no face in the story could be a variety of things. It could be an allegorical figure, representing the facelessness of society or the anonymity that people can feel. It might also be a product of someone's imagination within the story, perhaps a hallucination or a creation of a disturbed mind. Without more details about the story, it's hard to say exactly who he is.