The Start of the end

A story about an old couple attempting to fix what was once broken with an experiment. The 36 questions that lead to love; a set of questions put together by a psychologist in the 90's to see if 2 strangers can fall in love by asking increasingly more personal questions.
Will the two be able to fix the relationship left in pieces?
How much has changed between the two?
What if they can't fix it?