A high school boy takes a bus late at night to follow his mother, who is about to lose her memory. In the middle of all this, his girlfriend wants to leave town. "I still haven't confessed my feelings.... What's wrong with the women in my life?" he thinks. Finally, he visits the café on Sanbok Road in Busan, which is only open from midnight to dawn. Patrons come here from different times, bringing their own untold stories. This is a story beyond time and space.

Min-jun, who likes dance and music rather than history, is suddenly followed by a girl who keeps calling him Young-soo. The girl looks like she comes from a bygone era 60 years ago. Min-jun begins to believe that she is an actress that his friend has set upon him to make a funny "hidden camera" video for YouTube.

Haeorang and Byeolnyeo promise to get married. However, while being chased by a soldier, Guan-wu lies that Haeorang is a spy, and is hit by an arrow and falls into the sea. Haeorang sees a byeol-nyeo by chance, and Gwan-u is living a life of evil deeds. Byeol-nyeo asks Guan-wu to apologize for her evil deeds, but Guan-u tries to kill the byeol-nyeo. At that time, Haeorang saves him and his body perishes. At that time, the tears she shed became the fifth jewel and she made a wish to save Haeorang.

At Sanbok Road in Busan, there is is a cafe that is only open from midnight until dawn. Visitors from different times and spaces come there with their own untold story.