The real motive, a 35-year old woman, Mrs Obiageli Oriuwa, allegedly killed a medical doctor, Ikechukwu Oriuwa, who was her husband’s younger brother, has been revealed by the family of the victim. Obiageli, who has been arrested and is undergoing interrogation at the State Criminal Investigation Department, SCID, Panti, Yaba, allegedly stabbed the 37-year old medical doctor to death at their family house at 52, Ladega Street, Ajegunle in Apapa, Lagos State, southwest Nigeria, during an argument between them on Tuesday.