Title song is the main theme for the Japanese TV drama series "Akuto - Juhanzai Sosahan." Limited edition includes a bonus DVD (B) with footage of their live performance "4Minute LIVE Energy Vol.2 at Zepp Tokyo 2010.12.4" singing "I My Me Mine" and "FIRST" plus a trading card (B). Features an alternate B-side (subject to change) and CD cover artwork. *The DVD disc is encoded for region 2 (Japan, Europe, and Middle East), and no subtitles are included.