The women of the office try to teach Dwight how to interact with female clients; Angela suspects the senator of cheating; Toby convinces some of the guys to grow mustaches.

Two new, young employees throw Dwight and Jim off balance; Andy returns from leadership training with a desire for revenge.

A toast at Roy’s wedding leads to Pam and Jim searching their relationships for buried secrets; Dwight reacts to Nellie’s mandatory charity initiative.

Andy flaunts his genealogy when he discovers he’s related to Michelle Obama. Meanwhile, Darryl struggles in his new post, Dwight teaches Erin a new language to wow her boyfriend’s family,…