<p>Objective: Explain the psychosocial implications of infidelity perceived by a group of women with compulsive infidelity behavior. Method: Case study based on semi-structured interviews, thus being a qualitative-descriptive investigation. Results: The subjectivity that infidelity implies is highlighted, this is linked to the breaking of the agreements established with the couple. It occurs when something is missing in the relationship, there is a desire for revenge, or the opportunity presents itself. The psychological implications are guilt and remorse, as the partner is being hurt, although at the moment of the infidelity they feel good and release tension. The social implications consist of a bad image and being judged, when nobody knows, there is no change. Conclusions: Infidelity occurs when there is a rupture of the agreement established in the relationship, it is more likely to occur when something is missing in the relationship. When you have a personal problem such as insecurity or being constantly at fault, compulsive infidelity occurs. The psychosocial implications are mainly negative, as there is a feeling of guilt and remorse for hurting the partner and they tend to be judged, having a bad image. The positive aspects are releasing tensions, feeling good about themselves and in the social aspect when there is an accepting environment or nobody knows, there are no implications.</p>