Dragon Head Vol. 4 (Kodansha, 2018)

Teru and Ako have survived a grisly train crash, the near-fatal collapse of a crumbling tunnel, and the psychological trauma of walking too close to the shadow of death. But as the struggle to survive this heart of darkness continues, they come upon the ghost town of Sakurayama, mysteriously abandoned by the lost souls who tried to escape the terror that now awaits Teru and Ako...