Before you decide to come back you your ex, you better make sure that things are fine and better for you. You should also talk to your ex to make sure that he want this romance too.  It would be so unfunny if you are the only one who wants this relationship.

Talk to him and make sure that he wants you too.  But don’t push him up to love you or to come back to you. This relationship will success if you both want it. Remember to think clearly and don’t let loneliness push you up to continue this relationship.  Make sure you really want him and love him.  Make sure that he want you and love you. So, talk to him, and make sure you find out about his feeling to you and his willing with this relationship.