Full of Energy(2004)

Night is an ordinary village woman who leaves her marriage because her husband neglects her and cheats on her. Night seeks refuge with her son at her brother's home in the city. Convinced that is finished with men, Night is surprised to find herself in a steamy relationship with Juma, an energy technician who owns an Energy saving technology workshop. Night learns a lot from him. One fateful night, Sande, Night's brother is murdered. But who is the killer?