Queen by royal appointment
(Book)

"As a naive teenager, Lady Nataliya signed a contract promising her to a prince. Ten years later, to release them both, she causes a scandal by going on fifty dates for a magazine. It works... Until her betrothed's brother, widowed King Nikolai, insists she honor the marriage agreement - with him! Her first duty? Finishing those dates with Nikolai. Their whirlwind courtship may be thrilling, but no matter how irresistible Nikolai is, Nataliya can't forget she was never his first choice of queen. His wounded heart will always be off-limits..."--Provided by publisher