So Nyeo Shi Dae Jessica gives her support to her sister who is debuting in upcoming group f(x) Krystal (15, Jung SooJung).

Krystal will be debuting in a new SM 5-member girlgroup f(x), and on 31st August, Jessica sends an encouraging message to her sister during an interview.

Jessica, “My beloved little sister, I thought you were still very young but you are already debuting and I’m very proud of you. You have been watching and learning at the path I’ve walked and prepared hard, I believe you will do better and shine brighter than me.”

She also added, “I will support you whenever. Really love you. Jung sister, Hwaiting. I’m always here for you”.

Meanwhile, Krystal will be debuting as part of f(x) on 5th September with their debut stage on MBC Music Core, and their debut single ‘LA chA TA’ will be revealed on 1st September.

cr:sookyeong