Lucy Chandler is the best friend and private secretary to the Princess of Wales. She is considered a essential member of the Lyons Family's inner-circle and is can pull anything off under any timeline, but is she ready to go the distance for the son of a Duchess?

Duchess Material picks up as Lucy and Winston are trying to determine their relationship status. After a years-long friendship, they are partners and dedicated dog parents, but are they together? Lucy and Winston survived a tragic loss which brought them closer together, but they are at a crossroads. Winston cannot imagine his life without Lucy and is all in, but Lucy is reticent to get serious. She was burned before and she has a past she's kept hidden. She's worried what might happen if she gives makes her feelings known and lets Winston in. Is Lucy really duchess material?

Meanwhile, Princess Natalie is navigating a newly-public existence with her boyfriend, Edwin. Edwin's attempts to remain financially independent have created a complicated situation. He's now an unintentional sex symbol, making him the object of King Robert's ire. He wants to be taken seriously as the bookworm and humanitarian he is and is desperate to shed his current image. However, his options are limited. He worries that to build a respectable, legitimate career will mean losing the woman he loves most. Will they stay together? Will their love grow?