The fortunes of Hezekiah and Alec, two best friends newly arrived from Jamaica. Fighting for survival in the violent melting pot of Victorian London's East End, they come up against Sugar Goodson, a dangerous, veteran boxer.
Mr Bigstuff follows two estranged brothers; Glen (Sampson), a nervy perfectionist and carpet salesman striving to live a suburban ideal and Lee (Dyer), an alpha male with a prescription drug addiction and a tin full of their dad's ashes.
Maurice Flitcroft, a dreamer and unrelenting optimist, manages to gain entry to the 1976 British Open Golf Championship qualification round despite being a complete novice.
Chaos erupts at an eco-café when a horde of deranged squirrels seeks revenge on the staff and visitors, forcing two summoned pest controllers to face the onslaught.
Major, Carver and Kelly have gone their separate ways. Things are looking up for the AI-enhanced Major, whilst Carver is gunning for a promotion and is knee deep in a new case.
After visiting an informant in prison, Major and Carver re-examine an infamous cold case which opens old wounds for Major. Carver sees Major's malfunctioning is getting worse and turns to Dr. Parfit for help.
Taken off the Chelsea Bridge case, Major and Carver are assigned an investigation into reports of a dangerous new drug used in an underground MMA fight ring.
Instead of fixing Major, Dr. Parfit creates a replacement A.I. for SIU. Kelly thinks she's found a lead in the Chelsea Bridge case but Carver hasn't got time for her theories now Major's place in the department is seriously threatened.
Carver rescues a dangerously unstable Major from the brink. Dennett calls in a favour from Millikan Biotech, but her attempt to save Major backfires, leaving an unsuspecting Major still in mortal danger and Carver wracked with guilt.
With just three hours left to live, Carver and Kelly find a collapsed Major and try to get him to accept the truth. But Major is determined to solve Chelsea Bridge and exonerate his dad before his A.I. shuts down and he dies.
Major starts to fall apart under the pressure of a compromised A.I., explosive secrets and Parfit kicking him out of the lab; a witness provides a shocking revelation, leading to a breakthrough in the serial killer case.
Finally, Chalmers, the former Police Commissioner who has plagued Major since the day he was reanimated, faces trial. While Major's busy testifying, Carver's running out of time to decipher the latest clue and save the killer's next target.
Time's running out as suspicions run wild within SIU. Now Carver must clear Major's name AND put a stop to the killer before they enact their final revenge. But who can Carver trust? And who will outwit who in the final chapter of this deadly game?
Hezekiah and Alec, best friends from Jamaica, arrive in London to make their fortunes. They meet Mary Carr, leader of the Forty Elephants, who is planning a major heist.
A bombing threatens Mary's plans as she takes Hezekiah out to meet a key West End boxing figure. Hezekiah seizes this opportunity and asks Alec to help train him.
Mary finds herself under threat from figures both new and old. Having caught the Earl of Lonsdale's attention, Hezekiah finds himself rising in the West London boxing circuit.
Hezekiah becomes Sugar's target as Mary accelerates her heist plans with him and Lao. The Forty Elephants raid Harrods while Alec meets a new acquaintance.
Hezekiah debuts at West London Boxing Club, but Sugar's appearance after his fight disrupts plans. Mary Carr's heist night arrives with preparations complete, while Alec and Treacle strike a deal.
Hezekiah is in shock but his title fight against Buster Williams is fast approaching and many key parties, including Peggy and Lonsdale, are relying on his victory.
