How to Get Ex Back After She Has Moved On and Stay Away from You

She already moves on and stays away from you, while you sitting all alone wishing to hold her again. The question, how to get ex back after she has moved on is filling your head. For sure, it is not easy, but persistence could make impossible become possible.
Since she has moved on, you must move on but you should not stay away from her. You must get a little closer once in a while until you become a friend to her. Gain her trust and her heart with better behavior. Show her you have change into a better person that she wants you to. Make her sure that being back again is the best option for you both.