Why does Eugene hate his father? Does his father like Eugene's daughter and sister?

Ifeoma and Eugene’s father. Papa-Nnukwu is a traditionalist, holding on to the faith of his ancestors. Kambili grows to love Papa-Nnukuw despite her father’s (Eugene's) warnings that he is a heathen. Eugene is a devout Catholic and thinks his father to be uncivilized and not "godly".