Seo In-young, who is enjoying a renewed peak in her career through YouTube activities, has returned to the stage after a long hiatus.

Seo shed tears of joy, expressing her happiness over the warm response from the audience.

Seo met with fans at a music festival held in Sokcho, Gangwon Province, on Saturday.

She showcased her unblemished vocal skills by passionately performing a total of 13 tracks, including her hit song "Cinderella" and new releases.

Touched by the enthusiastic cheers of the audience, Seo teared up and said she was truly happy to have the time to sing like this, while fans cheered, calling it a top-tier performance worthy of a pop star.

Seo prepared for this stage with extraordinary passion.

Through her YouTube channel, she shared glimpses of her preparation process, including choreography practice and weight management.

(Photo Source: YouTube "Reborn Seo In-young")