The Formalin-treated Corpse

Previous footage: After the magic resonance case is resolved, Hana and Akita are already conscious, and Yugo receives a punishment from Kei for moving out of this school immediately. Now there is one thing that does not seem to have been resolved by the Paramistic club.

That is....

Looking for the old principal, Kaito Hirazawa... It is suspected that it is now in the underground channel.

A few days ago, Fuyuki tried to get into an underground waterway through the wrong path. However, on a certain path, he meets Kei who is being possessed by an evil spirit. It turns out that their goals are the same... However, Fuyuki is desperate by an evil spirit inhabiting Kei's body that suddenly attacks him.

The actual chronology: