As the number of mincemeat murder victims grows, Shinichi, alone in his knowledge of the truth, is in turmoil. When Migi suddenly alerts him to the presence of another parasyte, he is aghast to find that it is in his own school. Paranoid, Shinichi attends a schoolwide assembly, where the staff introduce a beautiful new teacher...
Why are humans so irrational?
لماذا أنتُم البشر غير عقلانيين؟
Warum sind Menschen so irrational?
¿Por qué los humanos son tan irracionales?
¿Por qué los humanos son tan irracionales?
Pourquoi la logique fait-elle
tant défaut aux humains ?
Por que humanos são 
seres tão irracionais?