A world that has a mystery story in it, there is one organization that plays an important role in detecting and analyzing mysterious movements in this world. M.A.D is an organization that aims to analyze anomalies in the world, every year M.A.D always recruits students in the world to go directly to the place where the anomaly is found. There are five students who were recruited to directly analyze the existence of the anomaly located at the North Pole, the five selected students named Jaya Kusuma, Yume Aoi, Zhang Heng, Khalee Raj and Lisa Pedraza.
In this expedition Yume is also looking for information about her father who disappeared 20 years ago where yume's father was also one of the people chosen by M.A.D to analyze the anomaly in the north pole, yume believes that her father is still alive and survived for 20 years in the cold place.