Bolbbalgan4 is only days away from a comeback!

On April 17 KST, Shofar Music unveiled the latest batch of concept images promoting Bolbbalgan4's latest mini album 'Seoul.' In the images, Ahn Ji Young is seen donning a red dress and bright orange hair, creating a lovely and stark contrast to the night city scene behind her.

Meanwhile, 'Seoul' is set for release on April 20.

Check out the images below!