Years after an Earthquake destroyed much of downtown Shibuya, the city is rocked by a series of brutal murders.  A man eats his own hand.  A woman rips open her own stomach and stuffs a speaker inside.  Takuru Miyashiro, a student at Hekiho Academy, is investigating these murders as part of the school's newspaper club.  But when he finds a break in the case, it turns out to be closer to him than he ever thought...
F-u-n? I don't remember 
an equation like that...
...ف.ا.ن؟ لا أذكر معادلةً كهذه
„fun“?
¿"Fun"? ¿Esta fórmula existe?
¿"Fun"? ¿Esta fórmula existe?
« fun » ? C’est une formule, ça ?
FUN?
F-u-n? Eu não lembro de
 uma equação dessas...