Jessica & Krystal takes the viewers behind the scenes, to unveilJung Soo Yeon and Jung Soo Jung's normal, everyday life as sisters and friends. The use of the pair's Korean names implies that the viewers will be seeing an up-close and personal side of the two sisters, instead of their stage appearance as Jessica & Krystal. CJ E&M OnStyle's CP Kim Ji Wook stated, "The one-of-a-kind Jung sisters' real lifestyle will be unveiled. We ask that you show a lot of interest and anticipation for the reveal of the lovely sisters' private stories."
Reception
Jessica & Krystal received a 4.6% online-streaming rating for its 1st episode, which is 15 times higher than the ratings for the channel's previous program at the same time-slot.