Singer SEJEONG has begun the countdown to her comeback by releasing her teaser image to announce her solo comeback.

The agency Jellyfish Entertainment first released her title song "Tunnel" on Nov. 27 on its official SNS channel, along with SEJEONG's digital single teaser image.

The teaser images, released, captured the attention of viewers as they saw SEJEONG standing on the sand looking out at the cold winter sea.

SEJEONG's title track, which was released with teaser images in particular, is "Tunnel," a combination of lyrical melodies and SEJEONG's emotional and mournful voice.

The musical appeal of SEJEONG, who has been known as the next-generation vocalist with her abundant sensibility and outstanding singing ability, is expected to be displayed through "Tunnel."

Also called the "Icon of Flower Road," SEJEONG, who has given warm consolation to countless risers with music alone, is offering sympathy and consolation to those who are exhausted this winter through her new song "Tunnel," heralding the birth of another "SEJEONG" sign.

SEJEONG's new song 'Tunnel' is a solo song that has been swept by the top of the music charts immediately after its release. Dingo Music extended its reach to the idols following the collaboration project with Hip Hop Labels, and joined hands with SEJEONG as the first runner, attracting big talk among music fans.

In addition, SEJEONG released its 2016 "Flower Road (prod. by ZICO)" dingo vertical live, which has garnered more than 12 million views and was recognized as a box office guarantee, and the new song "Tunnel" is drawing keen attention to what kind of box office formula it will continue.

Meanwhile, SEJEONG's new song was released on various music sites at 6 p.m. on Dec. 2.