Kyung-eun and Byung-chul had lost their son 1 year ago. One day, they hear the sound of foot steps in the empty room that is their son's room.

Despite their different family backgrounds, four friends grew up together in the wearisome years of the 70s. But as time goes by, each of them takes a different life path.

Middle-aged Cheolgu is laid off with no advance notice. Looking for a new job is not easy and neither is the situation that his family members are in. A movie that takes a cheerful, positive look at life while maintaining the balance of a group drama involving diverse characters.