Talking of contacting, the Korea Travel Hotline, recognised to expats since the "English Help Line," must be your go-to with any issue. Basically dial 1330 and push 1 for English, and you'll be connected to someone at any hour in the working day, any working day in the 7 days.-on??approach. https://reidzlub8.pages10.com/5-tips-about-jeju-night-tour-you-can-use-today-66485685