L'ispettore Coliandro S01E04 - Magia nera

A Nigerian girl is killed. After a series of blunders, Coliandro is accused of being racist. He is taken off the case and assigned to escort Kiru, the victim's sister, from Nigeria. The two wind up having a passionate affair as Coliandro discovers that the victim was actually a maid killed by Kiru's sister, who was trying to get her hands on a large sum of money.