Seventeen-year-old Jae-Hee and Young-Nam are in their first love. When Jae-Hee suddenly dies in a car accident, Young-Nam tries to bury her deepest sadness in her heart. However, Young-Nam cannot help feeling, hearing, and talking to him in her everyday life. Later, she finds out that Jae-Hee did not notice the car on that day because he had something on his mind.
Seventeen-year-old Jae-Hee and Young-Nam are in their first love. When Jae-Hee suddenly dies in a car accident, Young-Nam tries to bury her deepest sadness in her heart. However, Young-Nam cannot help feeling, hearing, and talking to him in her everyday life. Later, she finds out that Jae-Hee did not notice the car on that day because he had something on his mind.