Among a class invoked in another world, Fujiwara Shiki is an ordinary student who is bored with daily routine and to spice up his life he made many dangerous actions to spice up his life. In his class he is nicknamed "the face of ice" by his comrades. This class has been invoked to save the world by a destructive plague. All the class elders received a gift during their invocation that will allow them to help this world. The age of chaos has come is the high are the hope of this world. But what will be the role of Shiki?