With Chota and Shibuki’s visas fast expiring, the four enter a vast botanical garden in Shinjuku, where they take part in a cruel game of betrayal.

Arisu and his friends run into a public bathroom to hide from the police, but when they reemerge, the streets of Tokyo are suddenly completely empty.

Liz and Jenna are randomly visited by Claire Harper, a free-spirited, Fatal Attraction-like stalker. Claire first targets Jack and claims him for her own. Kenneth, distressed and disappointed by the…