i used to feel shame for the way that i thought, and my fantasies, especially after orgasm. I used to feel sick and low, like this isnt me, but that was only when i exclusively kept it a secret... I came out to my wife, told her that i wish i was a woman and that im bi.... now i feel alot better and i dont get ashamed. maybe telling someone close to you will help, but i dont know, we are all like planes at the airport. we carry different baggage, and it all comes from different places