Woollim Entertainment's title track "W Project 4" has been released.

The agency, Woollim, uploaded the group concept photo at midnight on Aug. 29 with the message "W PROJECT4 Concept Photo #1 minute and 1 second (# come back) 2019.09.02 6 PM RELEASE" on its official SNS account.

In the released photos, the members stood in line and each gave off individuality and charismatic charm. The warm-hearted visuals of the six members with full chemistry are raising hopes for a new song to be released on Sept. 2.

In particular, it is revealed that the title song of the project is "One minute and one second (Please come back)," drawing curiosity from fans as to what kind of mood it might be.

The "W PROJECT 4 members are composed of a total of six members, including LEE HYEOP, Hwang Yun-Seong, Joo Chang-Uk, Kim Dong-Yun, Kim Min-Seo and Lee Sung-Jun.

Woollim previously showed a variety of musical attempts through "W Project" in 2017 with high-quality music ranging from ballads to hip-hop. As a result, public expectations are high on what the music and performance of "W Project 4" will look like.

Meanwhile, the new song "W Project 4" will be released on various online music sites at 6 p.m. on Sept. 2.