The killer's behind bars. But his legacy lives on. Life is looking up for DCI John Drake. His relationship with his daughter is back on track and together, they're dealing with the trauma they suffered at the hands of the Family Man. But their respite doesn't last long. Unknown to Drake, his partner, DS Ellie Wilkinson, has her own demons to battle in the aftermath of their most recent case. And when they're called to a gruesome crime scene in a London underpass, the brutal truths they're forced to confront will test them to the very limit.