During a business trip in Egypt, Hal Sterling takes a break to go with his family to visit the pyramids. Unexpectedly, the family is drawn into a space-time vortex and transported to a new, completely different world. Each episode of Otherworld is about the Sterling family's journey to a new, completely different seeming province of this new world, in their continuing quest to find a place called Emar, and there to find a way back to Earth.