KADO: The Right Answer (2017)

Kōjiro Shindō, an expert negotiator for Japan’s Ministry of Foreign Affairs, finds his life turned upside down when a colossal cube, dubbed "Kado," descends from the sky and engulfs his passenger plane along with 252 others. Emerging from Kado is Yaha-kui zaShunina, a mysterious entity eager to communicate with humanity. Absorbed into the cube, Shindō becomes the unlikely intermediary between this otherworldly being and the world. Meanwhile, the Japanese government dispatches Saraka Tsukai, another negotiator, to navigate the complexities of this unprecedented encounter.