Actors and film students Geum-joo and Dong-geun descend on Muju, the hometown of their classmate Min-ju. Their task is to create the "first memory" of the person the play--the memory that has been kept in the character's mind for the longest time, the memory that has become the character's unconscious.

Da-bin, who dreams of a normal high school life, helps his younger sister Eun-seo, who is deaf in one ear, get to and from school every day. When he learns that his family may have to move far away for Eun-seo, he applies for an exchange program, hoping to take one last trip with his girlfriend. But when he starts working at a motel to cover the costs, he finds himself drifting further away from his plan.

Minju, who majors in fashion design, is preparing for her graduation exhibition. Seungju is an aspiring actress preparing for an audition. Hyejung and Dongmin head to their hometown, Uncheon, a rural village.