During an attempted mission to kill y/n, a message is sent from Slenderman: y/n is to be trained into the next proxy. Y/n is to live alongside the creepypastas in Slender Mansion as they struggle to adapt to their new nightmare life.
Based on the canonical Assassination Classroom universe. Previously in A class, y/n has been demoted to E-class due to being found with contraband and tattoos. despite this, y/n is one of the highest scoring students in kunugigaoka, and has been fierce academic rivals with asano gakushuu. this story walks through their time in class E, their shifting status in the school, and changing/developing relationships.