On the afternoon of the 10th, 'K-POP Concert' was held at the special stage of COEX rooftop in Gangnam-gu, Seoul.
Group LABOUM Ahn Sol-bin is on stage. 2021.10.10
About LABOUM
La Boum is a 1980 French teen romantic comedy film directed by Claude Pinoteau and starring Sophie Marceau, appearing in her film début.
 Wikipedia