Nearly a thousand miles away from their beloved Moscow, Chekhov's Three Sisters live in virtual exile. Olga , a schoolmistress, attempts to support her siblings and the home that is the sole legacy of their late father.

Journalist Mike Harway decides to help his friend Christine in her search for her father, professor Baker, who mysteriously disappeared. The investigation brings them to Africa where they are captured and brought to the El Faium abandoned fort. It now hosts a laboratory designed by the twisted mind of Devilman, who dreams of swapping his natural brain with an artificial one that will make him perfect.

After an American scientist is severely injured and scarred in a car crash along the border with East Germany, he is captured by East German military. The scientists use metal implants to save him. Once he's back in the States, no one can tell if it's really him, so an intelligence specialist must determine who is under the "mask".

Two boys quarrel over a toy pistol in an ever escalating game.