What exactly is the problem? Do you feel like an impostor or something? If what you've posted previously is accurate, you're good, dude; you've put in the effort, done the work, and subliminal motivational audio is just another tool in that self-improvement toolbox. Are you afraid of potential ridicule from her or are you afraid of something else like her thinking that you've manipulated her into this position or something?
A Better Alex (ISTJ): EPRHA → ASC → AM6 → …
A Sexy Alex (ESTJ-T): BIABWS+DAOS → DMSI → …
A Better Alex (ENFJ-T): AM6 → …
A Sexy Alex (ESTJ-T): BIABWS+DAOS → DMSI → …
A Better Alex (ENFJ-T): AM6 → …