Eri Nakamura

Nakamura was driven by her insanity when she revealed to her classmates of her true nature as a ruthless, selfish, uncaring, cruel, arrogant, sadistic, hypocritical, misanthropic, prideful, delusional and twisted psychopath. Due to her tragedy of her suffering by both her abusive mother and rapist stepfather, She is an evil girl who holds an undying lust for Peter of wanted to make her boyfriend and wanted to kill all the other girls which includes his childhood friends who are Hajime's lovers, Kaori and Shizuku and the rest of her classmates as she has killed Reichi Kondou (Daisuke Hiyama's former gang member who he betrayed) Upon successfully "obtained" Kouki, Eri is also clingy and delusional but still has no remorse in her psychological abuse on Peter fragile psyche in order to keep him for herself.

Due to her immense cruelty and sadism, Eri is an extremely psychotic torturer who enjoys enslaving her zombie slaves and torturing the souls of the dead to force them to do her bidding. More than Hajime, she is a very violent sadist who doesn't flinch of her victims' feeling as she enjoys tormenting and inflicting pain towards her classmates, making them suffer in despairs and agonies as well made them scream in weep and wail, much of her amusements and joys. She has no qualms of killing innocent people who stood her way when she also caused a massacre against the citizens of the Heiligh Kingdom (beside Hajime's own massacre to both humans and demons worshipers of Ehit).