A royal princess. A dress lost for decades. A love story waiting to be uncovered...

London, 1988: Meredith has landed her dream job at London's most prestigious fashion house, creating beautiful gowns adorned with intricate beads and embroidery. But now Meredith is about to create a dress like no other for the most famous woman in the world: Diana, Princess of Wales.

As Meredith pours her heart into this career-defining dress, she works under the handsome and exacting William in the workroom.

William, and this commission, could end up changing her life in more ways than one...

New York, 1997: The red carpet has been rolled out on Park Avenue for the auction of Princess Diana's dresses for charity. Of the eighty items listed for sale, only seventy-nine will sell.

Because dress Number 19 is missing...

England, 2018: Jayne has met all the neighbours in her new building bar one: Mrs Chalis on the first floor. When she finally meets Meredith Chalis in the hallway, she is taken aback by how upset she seems and offers her help. Entering her home, Jayne immediately knows something is very wrong. The house is in complete disarray and there is no sign of Meredith's husband.

But then Jayne sees the most beautiful evening dress thrown over a chair and reads the note laid beside it.

Jayne realises that Meredith has an incredible story to tell... and only she can help uncover it...