Gregorio (Antonio Banderas) and Ingrid (Carla Gugino) are the two greatest secret agents the world has ever known. Working for separate countries, they are sent to eliminate their most dangerous enemy... each other. But when they finally come face to face, they fall in love instead and embark on the most dangerous mission they have ever faced: raising a family. Now, nine years later, when their former colleagues start disappearing one by one, Gregorio and Ingrid are called back into action. But when the unthinkable happens and they too disappear, there are only two people in the world who can rescue them... their kids.