讲述了去取信用卡滞纳金消失后,被发现为尸体的实习生和发现的可疑线索,描写了为实现所有人梦想的光明的未来而进行的人生实习留下的冲击性事件始末的戏剧性故事。Se-yeon, a manager at a call center, faces a crisis at work after her 19-year-old trainee June disappears, leaving his will. Mi-rae, who used to work as an intern, goes to the final interview for a full-time job and eventually fails. And Se-yeon receives a suspicious video from June.