A new television drama explores the complexities of marriage, infidelity, and personal struggle through the intertwined lives of two couples. Centered on Beth (played by Romola Garai) and her affair with Tom (Dominic Cooper), a local general practitioner, the narrative delves into the emotional and moral challenges faced by those involved.

Set against the backdrop of modern suburban life, the story follows Beth, who is trapped in an increasingly toxic marriage with Neil (Matthew McNulty), a builder whose controlling behavior stifles her ambitions. Neil's antagonistic disposition is mirrored in his ongoing legal troubles, as he faces trial for an assault charge and attempts to intimidate the victim, further complicating Beth’s circumstances. His resistance to Beth's desire to pursue her goal of becoming a fitness trainer adds to her sense of entrapment.

Tom, Beth's lover, is himself in a difficult situation. Married to Hannah (Shelley Conn), who struggles with a prolonged mental health condition linked to an unresolved family trauma, Tom’s infidelity carries significant emotional stakes. Hannah’s fragile state is heightened by her use of technology, including a tracking app that allows her to monitor Tom's whereabouts, increasing tension and the likelihood that the affair could be uncovered.

The drama, developed by writer Danny Brocklehurst, also weaves in the dynamics of the couples’ teenage children, Jess and Ollie, who are navigating their own burgeoning relationship amid the turmoil of their parents’ lives. This subplot adds layers of realism and emotional depth, highlighting cycles of love and conflict across generations.

Additionally, themes of grief subtly influence the characters, particularly Beth, who is coping with the recent loss of a close friend. The series portrays how grief can manifest in unpredictable ways, impacting decision-making and behavior.

Notably, the series incorporates moments of dark humor and realism, such as Beth’s reckless driving and the unconventional settings for her encounters with Tom, which range from a car to a quiet city farm. These elements underscore the chaotic nature of the characters’ lives and relationships.

By examining the interplay of desire, loyalty, and personal hardship, the show offers a nuanced portrayal of modern relationships, avoiding simplistic judgments and instead inviting viewers to consider the complexities faced by individuals caught between obligation and passion.