A coin  Months ago at the Trevi Fountain, Callie Langston wished for a matinee idol to sweep her off her feet. Instead, she got an action hero! A battle-scarred but sexy security expert used to danger and ready for love…  A proposal  Days ago, Joe Russo went down on one knee and put a ring on her finger. But before she can answer him, safe, predictable Callie is heading back to Italy, permanently, on one crazy Christmas adventure.  A wedding?  Joe is everything she's wished for and more. But Callie's waited her whole life to live. Among the timeless beauty and ancient traditions of Christmas in Rome, she's got to decide: Will it be the plan…or the man?