"She's Not Me" Explores The Themes Of Jealousy Identity And The Fear Of Being Replaced Or Imitated By Someone Else. The Song Tells The Story Of A Woman Who Notices Her Partner's New Lover Trying To Emulate And Replicate Her Actions Appearance And Even Her Relationship With The Partner. Madonna Expresses Her Frustration And Sense Of Betrayal Emphasizing That The New Woman Will Never Be Able To Fully Replace Her.