Op you are just trying so hard to rewrite history in order to suit your writing.
first of all, it is chime not cheime.
chime is an igbo priest from Nri kingdom that serve under oba of benin. But when the new oba came and have problem with chime, he left benin and settled in onitsha. chime founded so many of present anioma cities today.

This is the history of Agbor.

Agbor, also known as Ominije, is an Igbo town in Delta state, Nigeria. The indigenes of Agbor town are of Ika descent, an Igbo-speaking group. Agbor, originally called Ominije, was founded by Omini from Aguleri. Ominije means "Omini Eze Ije" which translates "Omini the King of Travel". The city of Omini or Ominije was later renamed Agbor an Igbo word for "lineage". The people of Agbor have traditionally relied on farming and fishing for their food and commerce. Its history is dominated by the many warriors it has produced. Agbor was once affiliated with the Benin Empire before the British conquered Benin, although the idea of Agbor being a colony of Benin is disputed.