True spy novels usually have a lot of intrigue and secrecy. There are often hidden agendas, coded messages, and shadowy organizations at play. For example, in many spy novels, there are different intelligence agencies competing or collaborating in a web of mystery. The settings can also be quite diverse, from the back alleys of foreign cities to the corridors of power in one's own country.
One of the best is 'The Spy Who Came in from the Cold' by John le Carré. It's a classic that gives a gritty and realistic look into the world of espionage during the Cold War. The characters are complex and the plot full of twists.
I also suggest 'Operation Mincemeat' by Ben Macintyre. This true spy story involves a brilliant and audacious deception plan during World War II. The level of detail and the way Macintyre weaves the historical facts into a gripping narrative is truly remarkable.
A spy novel was a novel that described the protagonist stealing intelligence, carrying out missions, lurking, and fighting with wits and courage through various means. Spy novels usually involved complicated spy missions. The protagonist had to protect himself and fight with the enemy while completing the mission. Spy novels often used suspense, reasoning, and psychological descriptions to make the readers interested in the protagonist's actions and guess the secrets of the mission. Common spy novels included Special Agent Missions, Dark Combat, and Spy Stories.
I don't know for certain. It could be inspired by real events but could also be mostly fictional. Maybe check with the creators or read some reviews to get a better idea.
Most probably not. 'Spy On' is likely a product of the creator's imagination. While it could incorporate common spy tropes or themes found in real life, it's not based on a specific, factual account.