Thirty-six children and their school building are sent into a void-like realm. When some of them discover magical powers, a sense of separation begins to split the group. Despite the student council's efforts to maintain order, they struggle with pupils who have exceptional talents and revolt against its rigorous supervision. This struggle teaches them that this planet has its own set of laws that must be followed in order to survive. The school swaps dimensions once more as one of the pupils decides to take a leap of faith. The pupils must solve the mystery phenomena and find a route back home while dealing with the various obstacles and conditions that each world brings.