BTOB’s Seo Eunkwang finished the first performance of the musical ‘Gwanghwamun Sonata’ in Seoul on the 6th. Seo Eunkwang returned to the role of Wolha and presented a stage that included both singing and dancing. Seo Eunkwang expressed his determination to perform Wolha with sincerity in his work. Starting with the first stage, we will continue to meet the audience throughout the performance.