Interaction Without Connection

Khalil and Summer have been best friends ever since they were little children. They spent a lot of time together. They shared each other's secrets and luckily their friendship lasted for 11 years. What if destiny pulled a trick on both of them?

What if one of them is focusing on their career to be successful in the future?

And

What if one of them secretly falls inlove?

Will there be a sudden connection? or will it be an Interaction without Connection?