A major showdown unfolds in Sangam-dong as Seok Jin and Se Chan face off in a one-on-one name tag elimination battle. Actress Lee Ju Bin joins the race inspired by her legendary ID photo, as the members hunt for clues to complete the ultimate comedy-style ID picture. Forced into outrageous disguises, they must prove their variety instincts while avoiding a brutal overtime penalty. (thetvdb.com)