Assignment III: The Creatures' Revenge (1) (S03E01)

Title: Task III: The Creatures' Retribution (1) Plot: Sapphire and Steel are tasked with a mysterious mission at a residential building where time seems ready to strike. Their thorough examination of each apartment yields no signs of danger, and even the deserted upper floor shows nothing amiss. It isn't until they explore the rooftop that they uncover an unseen time capsule, originating from 1500 years ahead. Within this capsule resides a couple and their newborn, part of a perilous experiment, unaware that a sinister entity lurks alongside them, posing a significant threat to their lives.