Wager of Sin(2006)
A novel by Jess Michaels
Wager of Sin: Scandalous widow Bianca Clairmonte has spent the last year of her life running through a string of lovers and losing at card games in the hells to her late husband's best friend, Lucius "Hawk" Hawkins. But when her loving, but disapproving father threatens to have her declared unfit to force her home and back into a staid existence, she realizes she'll need her lost fortune back to flee the country. She proposes a wager to Hawk. Spend a month in her bed and if he ends up begging for more, she wins her money back. But Hawk wants more than a month, and he'll take Bianca to her breaking point in order to win her love, as well as her body.