Important Authors Note

After work one day Mai gets a call from a friend from middle school and was asked to come back to her home town because the class 3-3 calamity has started again. She takes a few weeks off of work and goes to help this friend but on the same day Mai leaves Naru gets a call from the principal of Yomiyama North Middle School for help. What happens when the SPR gang finds out Mai's biggest secret.