《二十世纪Hit Song》是在韩国音乐内容基础上，召唤和重新诠释old k-pop，缓解大众对新复古渴望的“新概念New-tro”音乐综艺。。After an unsolved diamond heist, a hard-nosed cop's pursuit of his key suspect turns into obsession, until they finally face each other and the truth.。