第9話: 洞窟への不信感を明かすマサキ、グループは先へ進む
2016年5月27日 放送

As members of the group left behind try to make sense of their situation, Masaki, Hayato, Mitsumune, and the bus driver continue toward the tunnel. Masaki finally explains why she is adamantly against going through the tunnel, but how much of what she says can be trusted? (Source: Crunchyroll)