10 Steps To Murder (2019)

Season 1: Episode 2

Lea Adri-Soejoko and Rahim Mohammadi were very different people, brought together by their shared love of gardening. Refugee Mohammadi's allotment was a mark of acceptance into British society, which is why he would do anything to keep it. Even kill his mentor, kindly 80-year-old allotment society secretary, Lea.