Singer Sunmi held a showcase to commemorate the release of her new digital single 'Heart Burn' held at Shinhan pLay Square in Mecenapolis, Hapjeong-dong, Seoul on the afternoon of the 29th.

On this day, Sunmi showed off her beauty with long orange hair and a mint dress.

“Real human Little mermaid”

Meanwhile, the title song of the same name, 'Heart Burn', is a song with an addictive melody that easily sticks to the ear, and depicts the fever of love on a summer day in an interesting way.