I thought that is what I was saying. The couple is responsible for discerning the truth and showing how God has blessed them.

If there was was no joining, there was no joining no matter what the Church says. If we have made a mistake, it does not mean the subsequent marriage is adultery. Deceptions, ignorance or other faults do not make the subsequent marriages adulterous. In such complicated circumstances, discernment can help people discover the truth.