Gavin Elixander, Earl of Seabrook, inherited debts along with the title. The solution is to marry a rich heiress. And then the young baronet, Sir Thomas Chesterton, having lost to him at cards, offered his sister’s dowry as repayment of the debt - of course, with her hand and heart in addition. How could one not agree! However, his betrothed decided to first find out everything she could about him, but how!.. A spy - a spy - in an enemy camp - his home? Well, let’s not call the trick anything other than insidious. But the end justifies the means.