1.Accompaniment through group sessions led by an external speaker or a health specialist on mother and child health (pregnancy, birth, arrival of the baby, massage of the baby, etc. in partnership with ONE staff. 2.Accompaniment by workshops on the life of the mother after the arrival of the child. around a project: "Mom but not only.", which would take up themes around school and professional social life. 3. Accompaniment by workshops around the objectives of PIIS related to the constraints of birth or separation. 4. creation of speaking groups so that parents (father and mother) can discuss the difficulties they encounter with their child. 5. possibility, in connection with the ONE’s HCWs, of having a midwife or other worker going home to support the mother in her daily life. Collaborations will be necessary with the maternity department of the Ambroise Paré University Hospital. To carry out these workshops, we plan to hire a social worker whose mission will be to animate parent groups with the existing network, including the maternity service of the Ambroise Paré University Hospital.