A teaser video for the music video for girl group Mamamoo WHEE IN's solo song "GOODBYE" has been released.

WHEE IN posted a teaser video for the music video for its second solo album "Good BYE" at midnight on Sept. 3 and on its official SNS.

The beautiful and enchanting image of WHEE IN in the released video captures the eyes and ears with a mournful voice.

In particular, WHEE IN heralds the creation of a luxury ballad that will color this fall, perfecting high notes with delicate but hard vocals in the highlight section of "Why all the words you said like a fool."

On top of that, actress Song Chae-Yeon appeared in the music video, raising expectations for Whee in's new song "GOODBYE," with a delicate emotional performance that suits the mournful mood.

As such, WHEE IN will stimulate emotions deep in the risers' memory by singing a beautiful but sorrow-ridden deep emotion through its second solo album "Soar," an extension of its first solo album "magnolia."

Furthermore, WHEE IN participated in the overall work of the album and included in the album the thoughts and artistic sense that they had, and expressed the true colors of WHEE IN.

The new song, "GOODBYE," a luxury ballad featuring the soft but appealing voice of Whe ein with an emotional melody.is the second time the group has collaborated with emotional producer Jackie.

In particular, it is expected to show its true value as an "emotional vocalist" who stimulates the emotions of risers on the threshold of autumn.

Meanwhile, WHEE IN will release its second solo album "Soar," including the title track "GOOD BYE," at 6 p.m. on Sept. 4.