Suicidio su commissione

A diabolical killer is found not guilty in a trial initiated by the Homicide Squad investigations, but leaving a witness alive, a blind little girl, could cost him dearly. Now its "quotations" are falling. However, the opportunity to redeem himself presents itself to him. An elderly writer commissions the killer to carry out his own murder, with the agreement that the blame falls on his ex-lover, guilty of having drained him of all his finances. The return of the girl, apparently repentant, upsets the writer's plans...