KADO: The Right Answer « Series from 2017

Koujiro Shindo is a highly-skilled negotiator working for the Ministry of Foreign Affairs.

As his plane at Haneda airport prepares to take off, a huge mysterious cube appears from the sky. "It" expands rapidly, and absorbs the passenger plane and its 252 passengers. \nThe cube's name is "Kado". \n \nA strange being called Yaha-kui zaShunina appears from within Kado and tries to make contact wit...