“Oh My God, My Weekend is Ruined!” John, a tourist from the US, was trying to book KTX tickets for a romantic weekend getaway to Haeundae Beach in Busan. Opening the KORAIL app on Thursday night with a light heart, he gasped. Every single train from Seoul to Busan from Friday afternoon to Saturday morning … KTX Tickets in Korea: 4 Steps to Survive the Bloodbath 계속 읽기