The Unclean, Paperback/Nuzo Onoh

A dead child is cast into the evil forest by the clansmen in a burial ritual steeped in dark superstitions. His grieving mother, Desee, resorts to desperate and terrifying measures to bring him back to life. Desee's quest will force her to make some terrible choices, and with the diabolical help of a powerful witch-doctor, embark on a harrowing journey that will end in deadly consequences, culminating in a trial by ordeal underneath the infamous Tree of Truth .