Brian Murphy and his family are enjoying a relaxing summer vacation when his wife, Emma, comes down with mild flu-like symptoms. Their leisurely return home to New York City quickly turns into a race to the ER when her condition dramatically deteriorates. At the hospital, she is diagnosed with Eastern Equine Encephalitis, a rare and highly lethal mosquito-borne viral disease caught during one of their evening cookouts. Worse still, Brian and Emma's...