Romance-Mills and Boon/Harlequin(presents or modern)-Possibly secretary in title

It was definitely a harlequin or millls and boons book, he was greek and she was his secretary, she was trying to run away from him and jumped off his ship and he had to rescue her, I think her brother died and she wanted to take a holiday to mourn him and somehow scatter his ashes, i know she had long hair, she never dressed to impress, and he was a really taskmaster with her