Saskia Mulder

An American in Glasgow hopes to make friends by starting a book club, which succeeds in bringing an unexpected collection of people into her life.

A spelunking trip turns to horror when a cave collapse entombs a group of friends in darkness, making them prey to the flesh-eating creatures below.

Distraught, confused, and half-wild with fear, Sarah Carter emerges alone from the Appalachian cave system where she encountered unspeakable terrors.