Donovan's Echo plot
"A series of uncanny déjà vu events force a man to re-examine his tragic past, memory, instinct, and future."
Donovan Matheson is a brilliant mathematician who, as a young man, helped develop the atomic bomb. Plagued by regret in the years that follow, Donovan grows up with an obsession to make a positive contribution to science, causing him to neglect his friends and family. The neglect results in the accidental death of his wife and daughter. He is overcome with guilt and decides to withdraw from life. Thirty years later, Donovan returns to his childhood home. As the day of the tragic event approaches, he discovers a disturbing resemblance of random events from the present and those from the past. Convinced that history is repeating itself, Donovan does everything he can to break the cycle and save an unsuspecting family from a tragic fate.