Kyungsoo had meticulously planned his route to work the day he got the job. He wanted to make sure to go through Union Station, because it brought him happiness. You see, Kyungsoo was desperate to be happy. It wasn't that he was 'unhappy' so to speak, but he longed to be truly happy. He wasn't sure why the station brought high happiness, but he made sure to get down there as often as possible. Now, you may be wondering why he longed for such happiness.