Writer Tony Marchant talks about Holding On, his ambitious new drama for BBC2 this autumn.

A bulimic restaurant critic struggles with her job, Marcus sets up Massive FM, and a young woman is murdered in a telephone kiosk.

The murder of Sally Friel affects her family and others, including the taxi driver who witnessed it. Shaun has a panic attack. Massive FM hits the air.

Cab driver Bernard, witness to Sally Friel's murder, cracks under the strain of his troubled life.

Bernard is charged with murder. Claire seeks out the mother of Sally's killer. Sean thinks about pursuing August Werner to Switzerland.

Zahid watches Shaun closely. Marcus re-launches Massive FM. Helen is humiliated by Zahid's family. Clare finds out she is pregnant.

The pregnant Claire takes in an embarrassing flatmate, and Florrie and Janet are outraged by Bernard's seemingly lenient prison sentence. Shaun's life is in tatters and Hilary makes a decision about her relationship with Lloyd.

Marcus is devastated when Janet confesses to her affair. Gary goes back to football reporting. Brenda swaps secrets with Claire. Shaun reunites with Alan, and with Vicky.

Hilary presses Lloyd about their relationship. Bernard receives a manslaughter sentence for Chris's death, devastating Janet and Florrie.