"Let's meet at the place where it all began." The true plot is revealed as Takuru travels to the Hikariwo. There he eets the other person behind the series of brutal killings.  But a deeper mystery lurks in the background: what Serika is telling him doesn't make sense, and he's convinced that as horrible as the story is, there's more to it than even he knows.
That was the life I was given
when I was born.
كانت تِلك هي الحياة التي مُنِحتْ لي عندما وُلِدت
Für dieses Leben
wurde ich geboren.
c’est précisément dans ce but
que j’ai été créée.
Sono nata ricevendo
Essa foi a vida que me 
foi dada quando nasci.