NCT’s Doyoung is celebrating a new chapter with the release of his Doyoung solo single on Tuesday. Fans will receive a special gift because the single launches one day after his enlistment in the military. He personally expresses gratitude to fans who have supported him throughout his career through this meaningful release.
The Doyoung solo single contains two tracks: the title ballad “Promise” and “Whistle,” a collaboration with Bell from Kiss of Life. In addition, Doyoung unveils a music video for the main track, offering fans a full audio-visual experience. These releases highlight his dedication to sharing music even while serving in the Army.
Doyoung began basic military training on Monday, at the same time as his bandmate Jungwoo enlisted. Doyoung will serve as an active Army member, while Jungwoo will perform with the Army marching band. Both follow Taeyong and Jaehyun, who enlisted earlier. Taeyong will finish his service on Sunday, and Jaehyun will complete his in May.
The Doyoung solo single demonstrates his commitment to fans and music, maintaining connection despite military obligations. Furthermore, collaborating with Bell introduces a fresh sound while preserving Doyoung’s emotional style. This combination ensures fans receive engaging and memorable content.
Industry analysts note that releasing music during military service is rare, showing Doyoung’s determination and focus. Moreover, this approach strengthens fan loyalty because they witness his consistent effort to provide meaningful music. The dual-track release, paired with the music video, allows the Doyoung solo single to reach both audio and visual audiences.
Overall, the Doyoung solo single marks a significant milestone in his career. Fans can enjoy new music while celebrating his military journey. With careful timing, strong collaboration, and emotional songs, this release promises a memorable addition to both NCT’s discography and Doyoung’s solo artistry.

