I .• J12 DW4, Rodwell Chibwe testified that the appellant is his young brother and that the prosecutrix is his biological daughter. He said that he heard about the allegation of the appellant having sex with her on the pretext that she would not get HIV/AIDS. He acknowledged that he would feel bad if the appellant was sent to prison for a thing he did not do. He further stated that PWl had a boyfriend she used to be found with, according to the information he received as he does not stay in Lusaka. After the trial court's consideration of all the evidence, it found that there was a dereliction of duty on the part of the police in the investigations as some of the vital corroborating evidence was left out, such as PWl's grandmother's. However, it was satisfied beyond reasonable doubt that the prosecutrix told the truth about the appellant having carnal knowledge of her in July, 2015 and that there was no motive for her to have deliberately and dishonestly implicated the appellant in the commission of the offence. The trial court convicted the appellant for the offence of incest. Dissatisfied with the said judgment, the appellant now appeals against the conviction and sentence meted out by the High Court. He advanced the following grounds of appeal: 1. The learned trial court erred both in law and in fact when it convicted the appellant in the absence of corroborative