Bella Sway, a lunar cargo pilot and smuggler 100 years in the future, finds herself accused of a crime and marooned on Moonhaven, a utopian community set on a 500 square mile Garden of Eden built on the Moon to find solutions to the problems that will soon end civilization on Mother Earth.

With her son grown up, single mom Pearl Nolan decides to pursue her lifelong dream and launches a private detective agency, which she runs from her family's restaurant in the coastal town of Whitstable. Drawn by her caring nature, locals soon flock to her with all manner of cases. But when an old friend dies suspiciously, Pearl finds herself in conflict with gruff new cop in town, DCI Mike McGuire.

Femi is a British boy of Nigerian heritage who, after being fostered in rural Lincolnshire, moves to inner-city London to live with his birth mother. Struggling with the unfamiliar culture and values of his new environment, teenage Femi has to figure out which path to adulthood he wants to take.