As the years passed, Grandpa Nam’s memory faded away, dreams are the only thing he relies on. He looks for the whereabouts of a mysterious woman in his dream everyday. Grandpa Nam met a young man called Nam in the confession room. Nam could not face his wife's suicide. The memory is painful to him, but grandpa Nam envy him. Grandpa Nam suffered from the blank memory, but Nam yearned for it. They tried to change each other's mind into what they imagined. A choice burdened with heavy morality and courage. One day, grandpa nam accidentally entered the parallel space of the wheat field, and was shocked to realize that Nam was himself. Grandpa Nam finally knew he was affecting the life of his past (Nam). If grandpa Nam escaped, he would continue to be in the cycle of losing his memory. This time he will choose to face or repeat the mistakes. No one knows.