I think that this is really awesome and that you deserve to have all the happiness in the world. I hope that your family will realize that this makes you happy, and this is who you feel you were meant to be. I hope they'll support your decision soon
hey, too bad about your sister. people don't always realise that what they do hurts. side note the terminology is just 'trans' not 'a trans', because 'a trans' implies you're an object or that trans in itself is a gender