In South Korea’s high-stakes presidential campaign, K-pop isn’t just a cultural backdrop — it’s a political strategy.

South Korea's opposition candidate is leading in recent opinion polls with a week until the presidential election, although the gap has narrowed.

After months of political turmoil, South Koreans will head to the polls Tuesday to elect a president to succeed disgraced former leader Yoon Suk Yeol, who was ousted from office over his ill-fated decision to impose martial law in December.