Through various intrigues and investigations, a California estate lawyer learns that the pre-Toltec stone building upon which his retainer's ancestor, a conquistador, built a mansion four centuries earlier, confers immortality to those who know its secret.
The lawyer's journey through various twists and turns of fate reveals a mysterious story about an ancient California estate, where he discovers that the pre-Toltec stone building his client's ancestor used as a foundation for a mansion four centuries ago holds the key to eternal life for those who uncover its hidden truth.