In fact, dreams have nothing to do with this, and dreams will not come true. What you are really afraid of is that dreams will become a portrayal of your life. Because of years of long-distance love, you are now faced with the choice of life. You don't know what will happen in the future, so you are not confident enough. So your worry is that you are afraid of being separated and your dream will come true.
Dreams are the same as life. If you are happy for a few more minutes, the nightmare will be forgotten immediately, not recalled. So many years of long-distance love have not separated you, as long as two people's hearts are together, nothing is a problem. Can't your work place and the place where he took the postgraduate entrance examination be in the same place?