Just a week ago, SM Entertainment announced that Red Velvet's Seulgi will be making her solo debut.

Following that announcement, Seulgi dropped the official album teaser on September 13 at midnight KST. The Red Velvet member stars in the horror-thriller trailer as the main protagonist raising both curiosity and excitement about the new album.

According to the previous announcement, Seulgi's album is slated to drop in October, so check out the official trailer above and stay tuned for more information!