Kim Chaewon of LE SSERAFIM is officially coming back. After a month away from promotions to treat neck pain, Source Music has confirmed the leader will resume group activities starting next week, just as the Pureflow Pt. 1 era and world tour hit their peak.
Her break meant FEARNOTs watched the entire Boompala rollout, early stages, and even a high profile iHeartRadio show in Los Angeles without her onstage. Now fans want to know what this timing means for upcoming stages, tour dates, and LE SSERAFIM’s momentum.
Kim Chaewon’s Health Hiatus And Official Return
On May 19, 2026, Source Music announced that Kim Chaewon had received hospital treatment for neck pain and had been told to rest and monitor her recovery. The notice said she would sit out university festivals, Spotify events, and television music shows while focusing on treatment.
- May 19, 2026: Hiatus for neck pain announced
- May 22, 2026: Pureflow Pt. 1 released with title track Boompala
- June 18, 2026: Agency says she will resume activities starting the following week
- July 11, 2026: Pureflow world tour scheduled to open in Incheon
Korean reports noted that she effectively took about a month off promotions. On June 18, Source Music told fans on Weverse that Chaewon’s condition had improved through rest and treatment and that she would participate in scheduled activities starting the next week, while thanking FEARNOTs for their patience.
What Her Comeback Means For Boompala And PUREFLOW Stages
Pureflow Pt. 1, LE SSERAFIM’s second studio album, dropped on May 22 with Boompala as the title track and pre release single Celebration setting the tone in April. The LP entered the Billboard 200 at No. 10 and has stayed there for three weeks, and in its third week Boompala ranked No. 176 on the Global 200 and No. 108 on Global Excl. US.
Chaewon appears in the Boompala music video, including the meditation style intro that helped spark a viral challenge, and she filmed variety content for the era before falling ill. Live promotions were different: early music show stages, campus festivals, and special events went ahead with four members and reworked formations.
In past interviews, Chaewon has been described as LE SSERAFIM’s overachieving captain, a leader who balances sharp performance with a protective, almost family like energy toward her members. She helped guide the group through empowering projects like Unforgiven and the fan song Fearnot (Between you, me and the lamppost), so for many FEARNOTs the Kim Chaewon return means finally getting full five member Boompala stages that match the power of the record.
PUREFLOW World Tour And Why FEARNOTs Are Watching
All of this lands just weeks before LE SSERAFIM launch their second international tour, Pureflow. The tour opens July 11 in Incheon with two sold out nights and is slated for 32 shows across 23 cities worldwide, including multiple stops in the United States.
The group recently performed an iHeartRadio live gig in Los Angeles without Chaewon onstage, so American fans have already seen how a four member lineup feels. With her cleared to return ahead of the tour, expectations are high for a full lineup run, even though Source Music has emphasized that schedules will be adjusted according to her condition.
Coverage of her hiatus also amplified FEARNOT concern over the intensity of certain choreographies, especially the headbanging in Celebration, and renewed conversations about idol health across K pop. Chaewon has spoken before about learning to accept herself, saying in one interview, “Even when I’m bad or when I’m lacking, that is also me. I should still love myself,” and her decision to fully rest fits that mindset. As new dates, possible full lineup performances of collab single Iconic By Mistake, and the first five member tour rehearsals roll out, FEARNOTs will be watching official channels closely to see exactly where she steps back onto the stage.