Ten years ago, I married my brother's best friend. I haven't seen him since. Until now ...

Charlotte Spencer grew up on the blue-blooded Upper East Side of Manhattan but she never wanted the sit-still-look-pretty future her parents dictated for her. Enter Colin Walsh, her brother's quiet, brooding best friend, and with him a chance to pursue her dreams. One courthouse wedding later, Charlotte's inheritance is hers to start a business in San Francisco and Irish-born Colin has a Green Card.

Ten years later, they're happily married. On different coasts. With separate lives. In fact, she hasn't even seen Colin in a decade, and that's just fine by her. But fate throws her a curveball when her husband calls her back to New York, and she realizes the boy she's married is long gone. In his place is a shockingly appealing man ... who wants a divorce. The problem? The terms of their prenup arrangement state that before either can file for separation, they have to live under the same roof for three months.

Now, in order to get divorced, they have to pretend to be married. For real ...