Idol devotion: Inside Seoul’s ‘birthday cafés,’ where fans gather to celebrate their favorite stars

By Gyeongmin Kim, CNN Seoul, South Korea (CNN) — Seoul’s Hongdae neighborhood is famous for its forest of cafés. On any given day, the aroma of roasted coffee beans fills the air, with many of the shopfronts fronted by tall-as-trees banners bearing the image of a glamorous-looking person. Take three steps, and you’ll see a