장기연애

あらすじ

Bo-yeong and Haewon have been dating for ten years since they met at university. The two have been through thick and thin together, supporting each other every step of the way. But at some point, their relationship began to feel strained. They thought they knew each other better than anyone after a decade together. But they're starting to realize that as time passes, it's becoming increasingly difficult for them to understand each other.