You lose something. And only then you appreciate it. John Perkins has a peaceful and lovely life with his wife Katy. They live in a seeming harmony. However things turn upside down when one evening John comes home only to find it empty. Why is Katy gone? What has happened? John realizes how many important things he has lost, the most important of all – his precious Katy. Only if she could come back. Everything would be different and John would value her so much more. But will he actually?'The Pendulum' swings back and forth. It is up to John to grab the moment and appreciate it. Because some things cannot be reversed and only the regret is left.