Emmaline Castro, the renowned COO and backbone of the Castro enterprises, one of the largest pharmaceutical conglomerates in America. Ruthless in her approach to business and unrelenting in her pursuit for success, Emmeline hits an unanticipated upturn in her career aspirations when her sickly father, Gerard Castro, informs her that he intends to name her irresponsible and nonchalant brother JONAS, as Heir to Castro Enterprises.