WhensuccessfulNewYorkmarketingexecutiveKatherinediscoversherworkaholicwaysaretakingatollonhereight-year-oldson,Zac,shedecidestospendChristmaswithhimandhermother,Lillyinherhometownonthebayou.WhenCalebtriestorekindleachildhoodromanceandconvincehertomoveback