After her great aunt's death, a high-society woman arrives on a Hawaiian island in search of the heir - the father she has never met.

A missing formula, a defecting Eastern European scientist kidnapped, car chases, foot chases, air chases, the British secret service, and a couple of American tourists caught right in the middle.

A seeker named Dogen rescues Dhyana after her father is murdered by the evil Jared-Syn. To avenge her father's death, Dogen must find Jared-Syn's hideout in the mysterious "Lost City". The only person who knows its location is an aging, burned-out seeker named Rhodes. Along the way, they must battle the hunter Baal and his Cyclopean minions for a final encounter with Jared-Syn.

Visionary Miskatonic University student Crawford Tillinghast follows in his late father's footsteps and becomes obsessed with completing work on the Resonator, an inter-dimensional device that opens doorways to other worlds.