Seoul is tightening security and crowd-control measures across central landmarks, as fans descend on the capital for BTS’ long-awaited comeback at Gwanghwamun Square this Saturday, March 21. The area surrounding the square has already transformed into full “BTS mode,” with entry gates and steel barricades installed to regulate movement. Police estimate that as many as 260,000 people could gather on the day of the performance — a crowd comparable to the 2002 FIFA World Cup celebrations. Authorities are conducting last-minute inspections, including measures to block access to ventilation shafts and other vulnerable structures. Police said they will apply a stadium-style […]... Keep on reading: Seoul braces for 260,000-strong BTS crowd with sweeping security plan