Are there any fics where either or both of them are spies/cia?
Hidden in the Deep by LauGS
Kurt Hummel’s only concern was getting the perfect role in the perfect Broadway show. But when one night he witnesses a real nightmare, Kurt’s focus shifts from saving his career to saving something much more important: his own life.
After Echoes by WasteNoTime
Blaine Anderson is a prostitute whose client is murdered before his eyes. He is thrown into witness protection together with Special Agent Kurt Hummel, whose job is to keep him safe. But, with nosy neighbours and a notorious crime family snapping at their heels, it’s not that easy. Especially when feelings get involved.
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Eye witness by thelandofllamas
Kurt and Blaine are strangers, never met, never dated but when they both witness a murder in New York City, they are suddenly thrown together in a witness protection programme, hiding from a violent murderer in rural America, they are on the most scary yet exciting adventure of their lives.
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The Discovery by Afvampd
Being the youngest looking CIA operative, Blaine Anderson is assigned a mission to go undercover as a student in one William McKinley High School to retrieve a very valuable discovery. Not knowing what to expect, he dives into the mission head first for his main objective. However, the Elizabeth Discovery is not the only thing he discovers as the mission unravels.
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Mr Congeniality by ifinallyfoundsomeone
Miss. Congeniality!AU
Bomb threats are being sent to the newly made Mr. America pageant and FBI Agent Blaine Anderson has taken up the position of being an undercover agent to save the pageant. With some extreme grooming and guidance from his pageant consultant, Blaine infiltrates the world of Men’s pageants. Making some interesting friends, and maybe he even winning the heart of his slave driver pageant consultant, the gorgeous and fascinating, Kurt Hummel.
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You Stole My Breath Away by teilo
Blaine is an FBI agent assigned to the Art Crime Team. He is investigating a rash of valuable works of art that have been stolen and at one point belonged to Jewish families during World War II.
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Trigger Warning by @inkystars
Blaine Anderson is one of the top international spies in the world, but is very insistant upon keeping his husband, Kurt Hummel, in the dark about that matter. Which ends up being a bit of a problem when Kurt is kidnapped
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Catch Me If You Can Verse by  afterthenovels
In the end, catching Kurt Hummel is definitely not what Blaine expected.
Special Agent Blaine Anderson catches con-man and art thief extraordinaire Kurt Hummel twice, and on the second time they strike a deal. They’re supposed to just solve white collar crimes together, but they might even end up solving each other in the process.
A White Collar AU.
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Life As We Live It by TheWhiteOwl
Kurt Hummel and Blaine Anderson are just a regular couple living with their son on the outskirts of a small town in Ohio, or so everyone believes. Right until one day Kurt goes missing and Blaine comes to the realization that their past isn’t done with them.
Happy Reading! - HKVoyage
