The group MONSTA X is releasing ‘GAMBLER’ content as a comprehensive gift set.

Monsta X recently posted a behind-the-scenes video for their title song ‘GAMBLER’ of their ninth mini-album ‘One of a Kind’ through their official Naver V LIVE and YouTube Mon channel.

In the released video, MONSTA X reveals the behind-the-scenes story of a stunningly exploding group dance scene in addition to filming the drama tights, which shows off their solid acting skills. After that, Kihyun, who transformed into a suit and all-back hair styling, revealed the side of a thorough management man, saying, "I've been paying attention to my diet since four days ago because I think there will be all-back styling in the concept."