Emily and JJ have both been working with the FBI behavioral analyst unit for quite some time, through that time they've become great friends, to be honest the best of friends. JJ has been hiding a secret from Emily, her and her kids have been suffering abuse, mentally, physically, and emotionally from William. Who's been going at it for a while, Emily adopts a child after connecting with her on a case. Emily and JJ start to develop romantic feelings for each other, they decide to give it a try.