The aim of this research was to study psychic presentations in father and/or mother of holder child of special necessities - mentally disability, and consequently feelings of rejection/acceptance experienced by those parents, in those cases. Specificly, were analysed the conscious and unconscious behaviors and affections of parents related to those psychics presentations, among which, highlight: the wish of death, the feeling of guilty, the feeling of inferiority, the wish(and behaviors) of remedy and the refusal of reality (negation/disavowal), that were collected in the interviews did with the parents. The Theory of Psycho-analysis gave the opportunity to theoretical grounding to this study, being the parents´ speech analysed by psycho-analysis interpretation. After the analyse of different psychic presentations related to affections, already mentioned, it was possible to make up an ample point of view about the parents´ psychic conflict and to establish that it occurs an alternate movement of different psychic presentations, alternating acceptance/rejection about the child with special necessities. Those psychic presentations about the son with mentally disability are welcome in Ego in each one of parents, by three different ways: such as refusal (through defense mechanisms: Verneinung and Verleugnung); such as a thing (that it isn´t possible to say in words - Unheimlich); and such an appropriated establishment of reality, in other words, like holding mentally disability. It notices a dynamic with feedback, constant expression that alternate movement around the parent´s rejection/acceptance about their child. It hopes this research gives theoretical support and pratical informations to professionals that do treatments to mentally disabled person and his family.