Unusual farewell / Danger of death

A man reports his elderly mother missing, blaming the Filipino couple who lived with her, who instead claim that the lady is on a trip to Venice. Meanwhile, Carla Monti is finalizing a terrible plan. A sick child urgently needs a blood transfusion, but the mother is against it because she is a Jehovah's Witness. The father does not agree with the woman, but she kidnaps the child. Carla Monti succeeds in carrying out her attack.