Isabella Hartfield has long suspected her marriage of convenience seven years ago to an aging Marquess was the motive for Tristan's sudden military enlistment. For years she has harbored guilt over driving him into danger. Now, she is widowed and Tristan has returned. In an attempt to repair the damage she did years ago, Isabella takes a Valentine's Day wager that she can find Tristan a wife from among the Ton by June, never daring to dream the wife...