On Friday, September 20, Seoul began its transformation into the epicenter of celebrations marking the long-anticipated return of the K-pop group BTS. This series of activities across the South Korean capital is designed to culminate in their first concert since 2022, which is expected to draw hundreds of thousands of fans both on-site and globally through streaming. The official celebration kicked off with the release of 'Arirang', their first studio album in nearly four years, alongside the music video for the lead single, 'Swim'. The city's program, titled 'BTS The City Arirang Seoul', features a wide range of urban and cultural events designed to engage fans and visitors. Highlights include a drone show at Ttukseom Park by the Han River, iconic site projections on landmarks like Sungnyemun Gate and N Seoul Tower, and light displays at Dongdaemun Design Plaza. Additionally, temporary shops, exhibitions, promotions in various neighborhoods, and fan meet-ups have been organized to enhance the experience for BTS's global fanbase, known as ARMY. The return of BTS not only marks a significant moment for fans but also represents a broader cultural moment for South Korea, shining a light on its vibrant cultural scene and the global influence of K-pop. The concert and associated events are expected to foster greater international interest in South Korean culture, tourism, and entertainment, reinforcing BTS's status as cultural ambassadors who unite people through music and shared experiences.