Six months no longer part of the Organization, the Coopers have to live their lives without being spies. That changes their lives forever. But when K.C finds out that Ursula has been torturing them, the Coopers have to strike back to get Judy back and to eliminate Ursula.

When a college student shows up claiming to be a relative, Kira is forced to tell a family secret she's been holding for years. Meanwhile, Marisa and Ernie give K.C. tips on how to handle her first date with Darrien.

When Kira forbids K.C. from spending time with her newfound cousin Abby, the teenage spy finds a way around her mom's orders.

When Darien is mysteriously injured in an accident, K.C. tries to figure out who is behind it. Meanwhile, Craig becomes head of security for a vice-presidential candidate.