Office temp Charlotte Cantilini thinks she's found Mr. Right when she starts dating gorgeous surgeon Dr. Kevin Fields. But there's a problem standing in the way of everlasting bliss: Kevin's overbearing and controlling mother, Viola. Fearing she'll lose her son's affections forever, Viola decides to break up the happy couple by becoming the world's worst mother-in-law. The love life of Charlotte is reduced to an endless string of disastrous blind dates, until she meets the perfect man, Kevin. Unfortunately, his merciless mother will do anything to destroy their relationship.