Descend into the underworld of Tokyo's metro system in the first volume of this acclaimed manga horror series.

Below Tokyo's metro system is a world more frightening than anyone could imagine. Anna is nearly drawn into its depths when she follows the suicidal Rei down an escalator to hell. The mysterious guide Seiya pulls her back. But now they must find a way out of Tokyo's secret metro lines in time to escape Rei and the ghosts who inhabit the darkness . . .