Yoon Ji sung unveiled the concept for the first time with his solo debut.

Yoon Ji sung posted photos and videos of his first solo album "Aside" on his official SNS at midnight on 12th, raising expectations for his solo debut.

The released photo shows Yoon Ji sung posing in various poses in a vintage studio. Wearing a black suit, Yoon Ji sung stared at the camera with dark eyes and showed off his chic charm.

In other photo, Yoon Ji sung catches the eye as he wears a striped shirt and creates an empty moods.

An emotional melody showing the mood of the song "Rest" was released in the video, which led to Yoon Ji sung's expectation for his solo debut.

The bright sunlight reflecting Yoon Ji sung gradually paints the surroundings, giving off a dreamy and mysterious charm, raising questions about the concept of " 白 " that will be released following the concept of " 傍 "

Yoon Ji sung's solo debut album "Aside" is a motived in the drama " 傍白 " which means "always on your side"

Especially the concept of the " 傍 " version expressed Yoon Ji sung's gradual lightening up as he made a lonely visit to the room, touching his fans' faith and support. Yoon Ji sung's heartfelt feelings toward his fans who have been active as a group Wanna One before his solo debut are touching hearts and minds of the group.

The debut song "In the Rain" is a pop ballad genre that combines emotional melodies with orchestral melodies, and has a sincere feeling about having an unprepared breakup with someone you love.

Meanwhile, Yoon Ji sung will release his first solo album "Aside" at 6 pm. on the 20th and perform his solo career in earnest.