Country: China
Format: mini-drama in 3 episodes (16 min per ep)
Genre: romance, music
Cast: Lee Min Ho, Bea Hayden, Kim Bo Mi, Kim Kang Hyun
Synopsis: Min Ho is famous composer who is struggling to write new songs. Ling Ling is Chinese tourist who happens to meet with Min Ho without knowing who he is. Min Ho finds his muse in Ling Ling. Despite language barriers they add each other on LINE messenger app.
Rating: 3/5
So yeah, when you know what LINE is, then you understand that it is actually a promotional mini-drama for the app. LINE is widely used in Asia and you can just ask Yanne how famous it is. The drama shows almost every possibility of LINE usage and is great promotion for it.