In the library's anteroom, they find Natsuno's stalker Fujimaki Hotaru--her classmate Osawa Hami.
She and Kazuhito had once exchanged promises--that she would become an author and he would be her first reader. Having become an author, Hami returned to see Kazuhito. "Welcome home, Kazuhito-kun."
Correction, it's going to rain 
blood! Right now, in fact!
Ich korrigiere! Es wird Blut regnen!
¡Sí, lloverá sangre! ¡Justo ahora!
Correção, vai chover sangue! 
Agora, na verdade!