Dilemma of a Ghost

Ato, a Ghanaian from the Odumna clan returns to Ghana from his studies in North America as a graduate and brings with him a black American wife. His family is confused because marriage is not between two individuals but the two families of the groom and the bride; more so, when Ato reveals that his wife has no tribe. How does Eulalie survive her existence among the Odumna clan? How does Ato manage his life as a graduate between his family and his wife Eulalie, whose culture is different from that of the Odumna clan?