Darko Dawson #5 :Death by His Grace book by Kwei Quartey

Katherine Yeboah's marriage to Solomon Vanderpuye is all the talk of Accra high society. But when it becomes apparent that Katherine is infertile, Solomon's extended family accuses her of being a witch until the relationship is so soured Solomon orders her out of the house. Alone on her last night there, Katherine is brutally murdered by an intruder wielding a machete. Chief Inspector Darko Dawson of the Ghanaian federal police is assigned to the case, learning many people close to Katherine had powerful motives to kill her. Published By Soho Press on 2017