All Lady Victoria Kirby wants is to dig in the dirt, take notations, and record history, thank you very much. Bumbling through ballrooms and getting disdained by the ton for her less than ideal looks, on the other hand, is the last thing she wants. But her reckless father has a different idea for her future when he puts up the ultimate ante - her hand in marriage - and loses. Over her dead body.

Spirited debutante Lady Olivia McLeod, cherished daughter of the Duke and Duchess of Strathaven, has two interests: solving mysteries and winning the love of her rescuer and secret crush, the infamous Duke of Hadleigh. When Livy joins Lady Charlotte Fayne's charity for young ladies and discovers that it is a front for a covert investigative agency, she is thrilled. Livy dedicates herself to solving a deadly case. Little does she realize that the path to danger will also lead to her heart's deepest desire.

Lady Emmaline Fitzhugh, a hopeless romantic, is tired of sitting with the wallflowers, waiting for her betrothed to come to his senses and marry her. When Emmaline reads one too many reports of his scandalous liaisons in the gossip rags, she takes matters into her own hands.

Turned out by his father after a tragic scandal, Lord Michael Knightly has grown into a powerful, but self-made man. With the whispers and stares that still follow him, he's been shut out of respectable society. He would rather be anywhere but London. Then he meets Lady Aldora, a young woman who mistakes him for his brother, the Marquess of St. James.

Although Celeste Montgomery was forced into a marriage a year ago, her husband is more often gone than home, and she is living a quiet life. Until Investigator Owen Gregory shows up at her home to tell her some outrageous news: Her husband has been murdered...and he was also a bigamist, making her the third of three wives.