Rush was originally released with two versions, Official and Secret. The title track rush was written and produced by Giriboy, who has served as a mentor for the members on No.Mercy. On October 1, 2015, the b-side "Hero" was released as a single.
|Rush (신속히)||Giriboy, Jooheon, I.M||Giriboy||Giriboy||3:43|
|Hero||Punch Sound, Rhymer, Jooheon, I.M||Punch Sound||Punch Sound||3:52|
|Perfect Girl||Esbee, Lissie, 9999, Jooheon, I.M||Esbee, Lissie, 9999||Esbee, Lissie, 9999||3:40|
|Amen||Crybaby, Take'M||Rescue The Beat||Crybaby||3:57|
|Gone Bad (삐뚤어질래)||Mad Clown, Taewan, Jooheon||Ye-Yo!, Taewan, Jooheon||Ye-Yo!||3:42|
|Broken Heart||Rescue The Beat, Kim Seung-joon, Jooheon, I.M||Rescue The Beat, Kim Seung-joon||Kim Seung-joon, Go A-ra||3:47|
III. Album Preview
V. Music Videos
VI. Concept Photos
VII. Commercial Performance
Rush has sold more than 75,000 copies since it's release. It peaked at number 3 on the Gaon Weekly Albm Chart, number 6 on the Gaon Monthly Chart, and came in at number 46 on the 2015 Gaon Year End Album Chart.
"Rush" peaked at number 139 on the Gaon Weekly Songs chart, and at number 15 on the Billboard World Digital Songs chart.
"Hero" peaked at number 250 on the Gaon Weekly Songs chart and at number 12 on the Billboard World Digital chart.
VIII. Awards and Nominations
|2016||30th Golden Disc Awards||Disc Bonsang||Rush||Nominated|