When Cory teaches his class about various forms of government, Lucas, Riley and Farkle decide to run against each other for 7th-grade class president.
When three children disappear while riding their bikes on the same path as a similar unsolved disappearance 30 years ago, the BAU team comes in to investigate.
Zack bets Carosi that if he wins a volley ball game, Zack can buy Carosi’s car. But Zack’s team seems to be short handed when the star player is injured.
Zack seeks revenge after catching Jeff and Kelly so he decides to get even by making her jealous.