Justice Kezziah Ogbonnaya adjourned the matter until March 17 for hearing.
The police charged Mr Ocheni with culpable homicide, not punishable by death.
The convict posed as an American businessman to defraud an American citizen, Caroline, of $3,800 sometime in 2022.
The EFCC Counsel told the court that Mr Omemgboji fraudulently created a Facebook and Instagram account under the fake alias Surajo Ascenscio.
“After I drank the soft drink, my head ached and I felt dizzy and complained to the defendant… That was the last thing I remember.”
The prosecutor told the court that the defendant caused the death of Lance Cpl Yusuf Jemilu of the Nigerian Air Force Base, Abuja.
Ekoi Akponimisingha told the court that he tried many times to serve the suspect but failed because the lawmaker travelled out of the country.
The accused wife said he slept with his 16-year-old niece and sexually abused his eight and six-year-old daughters.
The convict duped a Chinese woman of N113,000 in a love scam.
The accused had over two years obtained N32 million from various job seekers.
