The Lion of La Roche

"Her situation was desperate
Caroline Adams needed money; Gustav de Leeuw needed a wife. So he offered to settle her debt if she'd act as his wife. Their marriage was to be temporary.
Caroline soon realized it wasn't entirely a businesslike relationship that Gustav had in mind. Yet he had told her that ""love is an overrated emotion I have no time or desire for.""
But she was unable to resist him or to stop herself from falling in love with him. And to Caroline's growing despair, she knew his deep cynicism was unshakable ...."