Marissa Cortez Wilson has it all. She's married to a famous television reporter, has a new baby and intelligent twin step kids. However, her world turns upside down when the Timekeeper threatens to take over the planet and she is called back into action by the OSS. Her twins, Rebecca and Cecil, leap into action when they learn of their boring step mum's secret past. Now, the world's most competitive ten-year-olds are forced to put their bickering aside and rely on their wits, with a little help from a couple of familiar Spy Kids, Carmen and Juni Cortez.