KADO: The Right Answer — Episode 4

Toei Animation's original CG animation project. Kojiro Shindo. Cabinet Office Director-General for Policy Planning, is at Haneda Airport for a business trip. While the plane is on the runway, a giant structure suddenly appears out of thin air. The plane carrying Shindo and 251 passengers is taken undamaged inside the giant structure. After everyone disembarks, a man who looks like an ordinary human being shows up.