Sydney (Jennifer Garner), a graduate student who was taken into the CIA secret group SD-6 during his freshman year and absorbed as a spy, has been living a life of studying and fighting crime for many years. The days that seemed to be peaceful, but because of revealing his identity as a spy to his boyfriend, he caused his boyfriend to kill him. Not only did she lose her boyfriend forever, she also discovered that SD-6 was not a branch of the CIA at all, but an evil international spy organization. In order to destroy SD-6, Sydney decided to apply to join the CIA, and she discovered at this time that her father, who was originally estranged, was an out-and-out spy, and her mother wanted to put her to death. The head of the criminal syndicate!
Now, Sydney not only has to carry out the SD-6 mission, but also has to report all actions to the CIA. With a dual identity, how can she cleverly seek cover and continue to maintain the appearance of SD-6 intelligence agents and graduate students? Against the intriguing spy-to-spy desperate operations that are difficult to distinguish between friends and enemies, can Sydney live up to the Mission and accomplish the mission with honor?
