Trans Girl Can't Leave Ukraine Because Males Are Conscripted I think she should first blackmail SBU that she will create problems if they wont allow her to leave, and then actually contact FSB and Russian media and offer cooperation. After Russians create a propaganda piece out of her, and it escalates into international scandal, Ukraine will gladly kick her out.
https://www.vice.com/en/article/akvyxz/ukraine-war-trans-people-lgbtq