Ajin who had a drunkard mom that beats her up and tell her to steal sojus,dad who killed her mom in her presence,beats her up,tried selling her corn videos and almost sold her to a brothel, a stepmom that was willing to sell child p*rn. Her innate self had no choice but to win
But just thinking about how upbringing can greatly affect antisocial personality disorder. Gayoung was intentionally raised in love to overcome her inherent traits and urges. While Ah Jin was raised in a system that fostered it. Maybe Ah Jin’s life would have been different if she had the slightest love growing up.