ISIS loses yet another contract to ODIN, so Malory assigns Archer and Lana to steal a priceless diamond from ODIN's biggest client in order to embarrass the rival spy agency.

The ISIS is sent into action after a bomb threatens a luxury airship.

Malory chooses Lana over Archer for a mission to Saint-Tropez to take down an arms dealer, while being accompanied by Malory. Meanwhile Cyril worries about Lana's safety, and her fidelity.

Malory's job may be in danger after a video tape is released of her, so she turns to Archer for help.

Malory holds a party for UN intelligence chairmen, but assassins are out to kill him

A new field agent makes a splash at ISIS, but the other agents begin to believe there's something to the new diversity hire's perfect facade.

Lana Lusts for Sterling Archer which leads Malory to give Cyril a promotion to a field agent. Because of this Archer is forced to train Cyril. Meanwhile Malory worries about her sons future, among other things.

Archer is in trouble with his Mother and the Comptroller because his expense account is way out of proportion to his actual expenses. So he creates the idea that a Mole has breeched ISIS and he needs to get into the mainframe to hunt him down. (so he can cover his tracks!) All this leads to a surprising ending.