When the Earl of Gurney dies in a cross-dressing accident, his schizophrenic son, Jack, inherits the Gurney estate. Jack is not the average nobleman; he sings and dances across the estate and thinks he is Jesus reincarnated. Believing that Jack is mentally unfit to own the estate, the Gurney family plots to steal Jack's inheritance. As their outrageous schemes fail, the family strives to cure Jack of his bizarre behavior, with disastrous results.
NSPCC social worker Margaret Ashdown is given the case of investigating into the Gosse family, when the young mother, Sheila, is unable to explain her baby's fractured skull at the hospital. She discovers the family live in poverty and ignorance, and have a tradition of instability.
Charlie returns to the East End after two years at sea to find his house demolished and wife Maggie gone. Everyone else knows she is now shacked up with married bus driver Bert and a toddler, and they all watch with more than a little interest at the trail of mayhem Charlie leaves as he goes about sorting things out.