29-year-old bank security guard Moon Eun-seok attracted viewers' attention by appearing as a look-alike of Lee Chan-won on MBN's "Unknown Legend - The Hierarchy War of Trot Men." The program aired on March 4 featured a preliminary round where 99 men competed in a hierarchy battle. Moon Eun-seok appeared as a second-floor challenger, and many commented that his appearance resembled Lee Chan-won. In particular, there were many opinions that his eyes looked exactly the same.

Moon Eun-seok spoke about his childhood, saying, "My prime was when I was three years old," which puzzled many. He said, "I debuted on television with trot at the age of three. I came to become a true singer from a trot prodigy." Moon Eun-seok started singing trot at the age of one and appeared on "Morning Yard" as the youngest trot prodigy when he was three.

Even after completing his military service, he maintained his passion for trot and sought opportunities to perform by participating in singing contests. Recently, he revealed that he officially released an album. Moon Eun-seok sang Jang Min's "Pebble Love" and received 13 votes, advancing directly to the finals. His participation has drawn attention to whether he could become the second Lee Chan-won.