I do not think so. I think the “love of your life” is someone that its a great match for you but it does not mean that he/she is the only one. However when times passes you start building much stronger link which is the one that makes you a great team and want to stay in the relationships for the rest of your life.
I agree with all the comments! I think you find “different soulmates” in different stages of your life… we are constantly changing as so are our feelings until you meet the one