As K-pop superstars BTS gear up for their much-anticipated comeback concert at Gwanghwamun Square, the South Korean capital is bracing for an influx of fans, with projections of nearly 260,000 attendees. The event is expected to have significant economic implications, potentially generating close to a billion dollars for the local economy and shattering music industry records. Authorities have raised the terror alert level and implemented strict crowd control measures, echoing concerns from past events. Meanwhile, fans of all ages are arriving in the city, showcasing their excitement through various activities, including a special drone show. As the concert approaches, BTS members have urged their fans to remain orderly, highlighting the need for a safe experience. The concert is set to mark the start of a global comeback tour, with plans to visit 34 cities throughout the year.