The phrase 'no hard feelings' often implies a situation where there was potential for negative emotions but they were avoided. Maybe it's a story about a workplace where an employee made a mistake that could have cost the company. But instead of getting fired, the boss forgave the employee and said 'no hard feelings'. The story could then unfold with the employee being extra motivated to work hard and make up for the mistake, leading to a positive outcome for the whole team.
If 'no hard feelings' is a story about relationships, it might go like this. A couple breaks up, and at first, there are a lot of hurt feelings. But as time passes, they both realize that they are better off as friends. They meet up again, have an honest conversation about their past relationship, and end up with no hard feelings. They are able to support each other in new relationships and even become closer as friends than they were as a couple.
I'm sorry, but I don't know the 'no hard feelings' full story without more details. It could be a personal story, a story from a small town, or something else entirely.