Mani Fagundes dos Santos - Translation manifagundes@yahoo.co.nz The spiritist therapy invites the sick to face their responsibility, calling for an honest self-analysis, so that it can ultimately eliminate their incursions in the abyss of moral deviations Spiritism explains that the cause of evil in madness comes from inside and we must seek to restore the body to normal state. In obsession, the cause of evil is outside, and we must free the patient from an invisible enemy opposing him, not medicine, but a moral force superior to his. "Experience shows that in similar cases, the exorcism did not produce satisfactory results anymore rather worsened the situation instead of improving it. Only Spiritism, by indicating the real cause of evil, can provide the means to combat it." (1) Of course disregarding the exorcism of harmless "apometria" techniques and of other fantasised disobsession practices that occur in Spiritist Centres that are tragically administered. Let us learn from the good doers that we must morally educate the obsessing Spirit, in some way, offering intelligent advice, you can help them better themselves and convince them to turn down spontaneously the torment they cause on their victim, and then they free themselves. However, we cannot forget that obsessing entities are skilful and intelligent, perfect strategists who plan each step and monitor the prey for some time, noting their tendencies, their relationships, and their ideals. They identify their victim vulnerabilities (often linked to sexual misconduct) and exploit them perseveringly. For the psychiatric school of thought, obsession is a thought, or impulse, persistent or recurrent, unwanted and distressing, and that comes to mind unintentionally, despite attempts to ignore it or delete it. Psychiatrists who do not acknowledge anything outside matter cannot understand the hidden cause, but when the science academy leaves the materialistic routine, it will recognize in the action of the invisible world around us and in which we live, a force which reacts on physical things, as well as on moral things. This will open a new path to progress and the key to a multitude of poorly understood phenomena of human psyche. Obsession shows several characters, from a simple moral influence to the complete disruption of the body Under the spiritist focus, obsession is a persistent action that a bad spirit has on an individual. It presents very different characters, ranging from a simple moral influence without sensitive external signs to the complete disruption of the body and mental faculties. As for the obsessive subjugation (2), it represents a physical constraint always exercised by vengeful spirits and can lead up to the degradation of free will. It is limited, often the mere uncomfortable impressions, but that often can result in disordered psychomotor movements, inconsistent attitudes, seizures, inappropriate or detrimental words, which the targeted person is aware of how ridiculous, but which cannot defend themselves. "This state differs essentially from the pathological madness, which is wrongly confused with, because there is no physical original and because the causes are different, the means to its cure must be different. Applying the ordinary procedure of showers and body treatments,