[PRODUCE 48] Nation's Hot Issue [국.슈 (국프의 핫이슈)] - Ru...they lost but this is the best song they produced in PD48.[PRODUCE 48] Nation's Hot Issue [국.슈 (국프의 핫이슈)] - Ru...they lost but this is the best song they produced in PD48. [PRODUCE 48] Nation's Hot Issue [국.슈 (국프의 핫이슈)] - Ru...they lost but this is the best song they produced in PD48.