My Bias Gets on the Last Train

“Meeting her on the last train again today, if only I could talk to her!”
College student Lee Yeowoon works late and takes the last train every night.
Each time, he runs into Shin Haein, a woman carrying a guitar. As if by chance, as if by fate, the two keep meeting and discover that their favorite artist is the indie musician “Long Afternoon.” They gradually grow closer and so the story began.