Eliza Doolittle (Twiggy) is the common girl who wants to be a lady. Henry Higgins (Robert Powell), Professor of Phonetics, is the teacher who swears that, given six months, he can pass her off as a duchess. Those six months are, for Eliza, terrifying, turbulent, occasionally tender; for Higgins, they are either exciting or boring, depending on his mood. Between two such very different people, what possible relationship can exist?