Add to My ListSharePlayback issues? Try another server.Server 1Server 2Server 3Server 4Server 5Server 6Server 7Server 8Server 9Server 10Server 11Server 12Server 13Server 14Server 15Paper Planes: Secret List2018681 minDramaReleasedJan 31, 2018CountrySouth KoreaDirectorsNoh Hong-sikPil DongA sorrowful cry from teenagers who fight a horrible war. Let them sing!