Inclusion Criteria:  Women over 18 years of age with diagnosed endometriosis (histology, imaging, clinical symptomatology) and/or adenomyosis.  Women with at least 2 consecutive days per month of endometriosis-related pelvic-perineal pain of moderate to severe intensity (NS ≥ 4):  Women without amenorrhea: pain around the onset of menstruation. Women with amenorrhea: most intense pain of the month.  Exclusion Criteria:  Pregnant or nursing women. Women participating, or who have participated, in a clinical interventional study within 30 days prior to inclusion. Women with severe visual, auditory or cognitive impairment, color blindness, photosensitivity, epilepsy or motion sickness. Women whose pain is occasional and not present at each menstrual period. Women who have previously received virtual reality treatments. Women under judicial protection, guardianship, curatorship, protective mandate.