About this season
Detective Inspector Max Arnold lives on a battered houseboat at the end of Cheyne Walk after separating from his art dealer wife Astrid. The son of a local bookshop owner, Max is a far cry from the affluent elite whose crimes he'll help solve along with D.C. Priya Shamsie.
Episodes (4)
1. The Wages of Sin
5.6Aired 7 February 2022 • 88 min
Stonemason Andrew Knightley is pushed under a London Underground train during the morning rush hour. DI Max Arnold and his partner, DS Priya Shamsie, together build a picture of a lonely, devout, and troubled man who believed a spirit was leaving him vengeful Biblical messages. But the killer is flesh and blood, and a more earthly explanation may be found in the truth of Knightley's life.
2. Mrs Romano
5.1Aired 14 February 2022 • 87 min
This case follows the disappearance of a social media sensation who is married to the owner of an upmarket Chelsea eatery. Soon the investigation turns into a murder investigation and Max finds himself embroiled in explosive family politics.
3. The Gentle Giant
5.2Aired 21 February 2022 • 91 min
A popular security guard is stabbed to death on a patch of waste ground. He leaves behind his terminally ill wife and at first, it appears he died as a result of a drug deal gone wrong. However, as Max and Priya soon realize, nothing is as it seems.
4. A Chelsea Education
5.4Aired 28 February 2022 • 89 min
A teacher in a prestigious international school is murdered at home shortly before he's due to move to Japan. Although the teacher is said to have been well-liked, it seems there’s no shortage of suspects in his murder.