A potent conjunction of the stars and planets occurs on your birthday. you are struck by a falling star which passes through your body like it was made of mist. you awaken feeling different, as if something has been awakened from within.
You find yourself in love with another, wither it is a fling or something more serious is up to you. (work with your DM to detirmine if it is ongoing or terminated)
Get out of jail free. A magnanimous ruler pardons all prisoners. If the character, or his friends or relatives are in prison, they are set free with an admonition to "Sin no more."