25 year old Doctor Andrea Jareau, goes by AJ, is the FBI media liaison for the BAU and Jennifer Jareau younger child prodigy sister. What happens when she meets Detective Will Lamontagne in New Orleans on a case, and they fall madly in love? Reid and JJ will be together in this story since season one. JJ will be a profiler in this story since season one too. Book 1 Will Lamontagne x oc Criminal Minds season 2-7