"[3] "A Million Pieces" was written by Kenzie and the song compares a precious love to stars in the night sky to stimulate the fans' sense of fall; the classical and classy melody harmonized well with Kyuhyun's sweet voice.

[2] "A Million Pieces" is a seasonal ballad that features a refined melody and emotional lyrics brought to life by Kyuhyun's captivating voice.

F(x) member Amber produced and appeared in the comical clip to support Kyuhyun in his comeback, further heightening anticipation for his upcoming album.

[3] On 15 October 2015, the "A Million Pieces" music video was released through Kyuhyun's official website and SMTOWN's YouTube channel.

[2] Kyuhyun kicked off his comeback and performed his lead single "A Million Pieces" for the first time on the Korean music show M!