Deep Inside 1968 Millicent Redmond, a powerful, frigid woman, is the informal leader of a group of women who live near a beach during one summer Millicent delights in manipulating her friends by exploiting their weaknesses She maneuvers Lina, a nymphomaniac, into making desperate attempts to find satisfaction toys with Neva and Jean, her lesbian roommates from college days caters to Mavis, an older woman who craves young lovers and helps to draw Pam Lewis into an affair with a psychotic artist Millicent maintains control until her games lead to murder Finally, her friends see Millicents evil motives and turns on her