my fiance

i have know my fiance for a few years now...we live in different places....he is florida...i was in canada...he was my backbone...my everything...i love him like no other....he begged me and my three boys to move over here with him and he wanted to marry me...problem is...the day we got here he changed...alot....i tried to talk to him but to no avail...he is determined that he cant make me and my kids happy and says that he doesnt even want his own son now....he told me he wants me and the kids to leave because he doesnt want to put us through his way any more.....he told me he no longer wanted to marry me...everything...i told him that im not going to leave him...i wanted to work this through i love him enough to stick by his side...but still a firm no...i told him to deal with it because im not going anywhere and he told me he was just going to make arrangements to stay someplace else...i know there is no one else in his life....he wont talk to me...when i ask him if its me and the boys he says no...its just him....he says he is not likely to change and wants me to set him free to be in his own little miserable wold...i suggested councelling and offered to go with him...firm NO....i want you to leave.....whats happening?...how can he go from me being so perfect for him to just telling me the wedding is off and were are finished...i even told him maybe we could even take a little break from each other and he still says no...oh....he lived with us in canada for a while too ...he was fine there....now he doesnt even want to come see me when i go back....but yet tells me he loves me and that wont change and wants to remain friends....but refuses to get rid of my pictures he has all over the house.....please hurry in responce...this is killing me...thanx in advance