When several women go missing in Virginia, the BAU must figure out what they have in common in order to find them.
Alan and Walden befriend three moms at a kids' gym, but things get complicated when Walden becomes attracted to one of them. Meanwhile, Alan's invited along for a wild girls's; night out with a group of moms.
As the teachers return from summer break, Ms. Watson tries an ultra premium online dating service and Ms. Snap learns that she's been given the worst group of kids in school.
After Jimmy misses Edie's second birthday party, he decides to throw her a big bash at his restaurant to make it up to the family. When Sara's brother shows up, he brings the party to a screeching halt by confronting Jimmy about leaving Sara to raise Gerald on her own.