Japanese government negotiator Shindo Kojiro has been absorbed into a giant 2km long cube known as Kado.  Inside, he meets a being called Yaha-kui zaShunina, who seems to possess powers beyond humanity's ability to comprehend.  Who is this being, and what are his plans for humanity?  Shindo agrees to become this creature's representative as it begins its negotiations with the Japanese government.
Before I decide whether or not to help you,
،قبل أن أقرّر ما إن أساعدك أو لا
Bevor ich über die
Kooperation entscheide, …
Antes de decidir si te ayudo o no,
Antes de decidir si te ayudo o no,
Avant de t’apporter mon aide,
Prima di giudicare i pro e i contro
 di questa collaborazione,
Antes de resolver se o ajudo ou não,