Yoon Ji Sung continues to prepare for his long-awaited comeback.

The Wanna One member turned solo artist, Yoon Ji Sung, is finally returning with his 2nd mini-album, 'Temperature of Love,' which will mark the singer's first album release in approximately 2 years after being discharged from his mandatory military service duties.

Yoon Ji Sung continues to prepare for the release of his album with another whimsical concept film and concept photos. In the concept film, Yoon Ji Sung shows off his playful and cute side as he poses for the camera.

Yoon Ji Sung's 2nd solo mini-album 'Temperature of Love' will be out this coming April 15 at 6 PM KST! Check out his concept video above and his photos below!