After Hanser killed Margret, the protagonist, you were angry at Margret's innocence, because of the guilt of Basilous the popular who put it at Hanser's door that it was an exit, Barrel had protected her but her duty was in vain, everyone was scared and others angry, Hanser was obsessed with his childhood friend Barrel, and he killed her and had left a message there, besides the school was with the walls rooted in Hanser a human path\