You returned from your long flight from the states to Korea. After a year away from your boyfriend, Hoya, you grow excited to see his reaction to your return. However, when you arrive at the airport, no one is there to greet you happily. When you return to find Hoya, something bad has happened. Something that will change the rest of your life. How can you live a life without knowing what could have been, or even what was destined to happen?