Dolphin Junction. Mick Herron. 2021.

When a wife leaves her husband under suspicious circumstances, he sets off in search for her, unprepared for the guilty secrets he's about to drag back into the light.

A man is tempted by a luxury apartment with a top-of-the-range kitchen. But there is a heavy price to pay for this glamorous new life.

A couple go on a hike through the Derbyshire countryside, to escape the fact their marriage is on the rocks.

And there is a peek into the past of Jackson Lamb; the boss of Slough House, as well as stories featuring the shrewd detective Zoe Boehm and her hapless partner Joe Silvermann.