In Things Fall Apart, Obierika is Okonkwo's best friend. He is a successful man. He has acquired yams to fill his barns. He has a family to prove his blessings. He has acquired titles which prove his success. He is extremely hard working and dedicated to his family. .
Obierika is a determined man. He has achieved honors and titles that cause the village men to greatly respect him. He is well rounded. He is in touch with his feminine side, unlike Okonkwo. Obierika warns Okonkwo not to take part in the killing of Ikemefuna. Okonkwo does not listen and ends up in major depression over Ikemefuna's death.
When Okonkwo has to leave and return to his mother country, Obierika truly questions the tribal customs. He thinks it is unfair. He questions things while Okonkwo accepts things as they are. Obierika supports Okonkwo and takes care of his yams while Okonkwo is exiled:
Obienka is Okonkwo's best friend. Unlike Okonkwo, he is a thinking man. He questions the circumstances that are sending his friend into exile, even while trying to console Okonkwo and taking care of Okonkwo's preparation for departure.
Obierika visits Okonkwo while he is in exile. He brings Okonkwo the news of the Missionaries' arrival. He reports the shattering news that Nwoye has joined the Christians:
In preparation for Okonkwo's return home, Obierika builds his huts for him. He is a true friend to Okonkwo even to the end when Okonkwo takes his own life:
At the end of the seven-year exile, Obienka builds Okonkwo two huts and sends for him.
In the end, Obierika bids a tribute to his friend Okonkwo who has hung himself:
Finally, a sad and weary Obienka bids a last tribute to his friend when he leads the diminishing clansmen through the rituals required to cleanse the land Okonkwo has desecrated.