NCT members Jeno and Jaemin have launched their new unit 'NCT JNJM' with their debut activities. On the 23rd at 6 PM, they released all tracks from their first mini-album 'BOTH SIDES' and the music video for the title track of the same name. Jeno and Jaemin, who have built a solid musical rapport through over 10 years in NCT and NCT DREAM, are expected to showcase perfect chemistry through this new unit. The album was planned with 'duality' as its key concept, capturing a process where the two members with different charms each express their unique colors while harmonizing like one entity. The title track 'BOTH SIDES' is a hip-hop dance song that blends sensory sound design, flowing drum beats, and witty vocals and rap in an upbeat manner. The lyrics playfully convey a message of captivating each other with two different types of charm, with the catchy chorus 'No matter where you look, it's your style' engaging listeners in pleasant contemplation. In the released music video, Jeno and Jaemin showcase their acting chemistry through an entertaining rivalry to win each other's hearts, delivering a decade-long friendship dynamic alongside visual appeal and entertainment value.