One Step offers interactive tools beyond traditional movie databases:
Character Relationship Map
— Interactive D3-powered visualization of character connections, alliances, and conflicts. Explore how 7 characters interconnect through 0 relationship links.
Drama, Music · 5/10 · 87 min · 2017
Si-hyun who lost all memory after a car accident and has colored hearing in which she can see sounds in colors, tries to complete the melody in her dreams. As the song nears completion, Si-hyun's fragmented memories return to her.
