Now That I Want Forgiveness, How Do I Handle My Past Sins?

“When you and Lucia realized you hadn’t asked for forgiveness for several years, how did you work out the gospel in that situation? You couldn’t go back and cover all your past sins against each other at that time, correct? So how do you handle forgiving sin over such an extended period?” My friend’s question is vital because we all have a history with people. Sometimes, that history includes sinful interactions, and if you don’t have a sin plan that neutralizes sin at the moment, the accumulative effect of unconfessed sin can weigh heavy on any relationship. Suppose you come to your senses and want to resolve past conflict with someone. How do you go about it?