I said it was fine, but now I don't know what to do next. I said it was fine, but now I don't know if she went out on a date with my sister's ex-boyfriend. I hadn't seen him in over five years after my sister started dating him. Knowing if your ex boyfriend cares for you still is not an easy thing to decipher. ALSO READ: Confessions: Is my wife a sex addict or just promiscuous?