整辆满载学生的城市巴士在一次实地考察中失踪了。本杰明富兰克林在一次城市之旅中可疑失踪后，MPU正在寻找他。与此同时，一位新的法医学家被雇佣，团队试图管理她过于急切的工作方式，杰森和迈克试图成为新的合作伙伴。

节目是音乐综艺名家JTBC《幻影歌手》《超级乐队》制作组的《隐藏音乐人发掘项目》第三弹，成员全部由主唱组成的第二个Big Mama，首次女性主唱组合组建项目。

Grisha, a former spoiled brat, who was a serf and became a man, after a trip to the "past" is sensitive to any injustic..

Elio a lawyer has a beautiful family but he became the top suspects for death of the girl he was in love with, thirty y..