As Diana sets out on her honeymoon, Liza considers Charles's proposal. Kelsey turns Quinn down, but some speed bumps in her personal and professional life make Kelsey doubt herself. Lauren's 30th is out of this world.

With her personal life on rocky ground, Liza focuses on work and a new book pitch by sexy surfer, Kai Manning. The Empirical team meets with Quinn Tyler, whose latest book idea was inspired by Charles. Empirical rebrands.

When Caitlin needs help with a Vassar event, Liza is forced to turn to an inconvenient source: Quinn. Kelsey is unhappy with her time in the spotlight and tries to find a way out of it. Maggie gets cancelled.

Liza and Charles work closely together to land a married writing duo; after Redmond calls her out, Kelsey takes drastic measures to keep an author she nurtured at her literary salon; Kelsey's personal life gets complicated.

Maggie debuts a new art show at an unconventional venue; Clare helps Kelsey at work, as their dating lives become intertwined; Liza convinces Charles to come to her literary salon where a major talent reads.

Things seem to be warming up between Liza and Charles, but a piece of intel and an exotic trip make Liza feel iced out; Kelsey moves into a new apartment, and Lauren throws her a housewarming party with a surprising ending.

Charles and Liza make amends and promise not to lie anymore, but Kelsey's plans force Liza to withhold the truth. Lauren plans a romantic reunion. Sparks fly between Maggie and an enemy-turned-friend.