Choi Jong-won drew attention with his outstanding stage performance on MBN's "Unknown Legend - The Hierarchy War of Trot Men." In the broadcast on the 15th, Choi Jong-won formed the team "Haru Onjongil" with Haru, Lee Dae-hwan, Hwang Yoon-sung, and Park Min-soo, appearing in the first round team medley battle of the third preliminary round, "National Popular Song Contest."

On that day, the "Haru Onjongil" team selected various songs such as Jang Yoon-jung's "Neighbor Sister," "Warak Bubi Bubi," and "Love," creating a vibrant stage. Choi Jong-won attracted attention with his warm appearance as soon as he appeared, perfectly executing dynamic choreography and a card section mega performance based on solid fundamentals. He then performed a unit stage of Jang Yoon-jung's "Odongdo Blues" and Park Ji-hyun's "Melt Away" together with Hwang Yoon-sung and Park Min-soo. On this stage, he showcased explosive vocal power and energy, receiving praise from both the audience and judges.

Choi Jong-won is the first trot trainee of Init Entertainment, a subsidiary of JYP Entertainment, and is gaining attention as a "next-generation trot prospect." He proved his potential by advancing to the semi-finals of KBS 2TV's "The Ddanddara" and is demonstrating further improved skills through his appearance on "Unknown Legend."

Meanwhile, "Unknown Legend" is progressing in a format where only 14 out of 27 contestants advance to the semi-finals after fierce preliminary and second main rounds. The broadcast that day recorded a highest viewership rating of 8.285% based on paid households, maintaining its position as the number one Wednesday entertainment show for eight consecutive weeks. It was also ranked first in the non-drama TV-OTT search response TOP10 for the second week of April. "Unknown Legend" airs every Wednesday at 9:40 PM.