The Trembling Female Teacher That Want to Escape

Touya Utakata, advisor to the Occult Research Club,heads to the old school building alone at night to pick up the students who went ahead. However, the moment he steps inside, the door slams shut, cutting off her escape route. What awaits Mrs. Touya in the darkness where she is trapped is not the students, but countless eerie tentacles covering the floor and walls... What will be Mrs. Touya's fate...?​