Rash Contract (Harlequin Romance, No #3054)
Angela Wells

Though Karis knew many women would have been tempted by the things he could give them.
Karis had worked hard to overcome the heartbreak of her past - and as assistant manager of a prestigious jewelry boutique she thought she'd made a reasonable life for herself.
Now Nik Christianides had appeared and reawakened all the old memories, reminding Karis of what she'd lost. The attraction was still there - but so was the antipathy. She wouldn't even consider his arrogant proposal.