Jessica is releasing a new song after two years.

On August 24, the teaser video for Jessica's upcoming track "Can't Sleep" was released on the YouTube channel 'Municon_Official'. The video contains highlight scenes from the 2014 lifetime variety show 'Jessica & Krystal- US Road Trip'. In the highlight scenes, Jessica and Krystal show a friendly atmosphere as well as dazzling visuals, displaying their beautiful sister relationship.

Along with the highlight scenes, Jessica's unique vocal tone and the song's sweet melody can be heard, raising curiosity on the full track that will be released soon. The song "Can't Sleep" talks of a sorrowful and affectionate heart towards a lover after breaking up, and being unable to fall asleep. "Can't Sleep" was created in collaboration between Jessica's agency Coridel Entertainment and the global music platform Municon.

"Can't Sleep" will be released through various music platforms on August 27, at 6PM KST.