With Chris and Kyle missing, David and Stephanie retrace their steps and try to find out what happened the day before.

Kyle finds himself in a dangerous new land surrounded by strangers with familiar faces.

Chris and Kyle learn more about Ben and from their respective capturers. Alena leads a dangerous rescue mission.

With time running out, Chris needs to make a decision about what he and his friends will do. Kyle begins to suspect not all is as it seems in Ben.

It is the war of the worlds as the people of Ben clash with the people of Higashi Nakano.

With the war concluded, one question remains unanswered. Tamura tries to get to the bottom of the final mystery.

A Japan Amazon Prime-only mini-episode from 2020. The story behind the casting of Stephanie and the production announcement of Series 2.