Most Helpful Guy
That sounds very normal. You're still quite young; there's plenty of time for that.
Most Helpful Girl
You imagined being with him forever... Marriage, family and it didn't go the way you thought. So to deal with the wound of a breakup you imagine this. You need time to heal and using that time you can grow. Do something you love, go somewhere, treat yourself to something to take your mind off things while you get over him and the situation.