🕒Passengers on a train in Japan are transported to a post-apocalyptic future after encountering a wormhole.
🌍The world they find themselves in is vastly different, with cities in ruins and nature reclaiming the land.
💥The disaster that caused their time travel was a man-made catastrophe involving space debris and an asteroid.
🚂The passengers must adapt to their new reality, finding food and shelter, and forming new alliances.
⏳They discover a way to potentially return to their own time, involving a tower and an asteroid fragment with a magnetic charge.