JJ Lin and Taiwanese band May Day’s first collaboration, The Dark Knight 黑暗骑 was accompanied by a gloomy mini-movie; warning, the thirty-minute film revolves around suicide and the angsting appropriate for such a dark topic. Part one of the film is found here; part two can be seen here. For the song itself, JJ Lin and Ashin (Mayday) provided the vocals, with JJ Lin composing the music. Mayday also contributed to the tune and the performance (of the instruments)(?)