Jo, a young woman and street circus artist, discovers the work of the professional clowns of “Nez pour Rire”. Quickly - perhaps too quickly - entering the association, she found herself at the hospital in contact with children, sick people, caregivers and families, to whom these clowns tirelessly try to bring joy and comfort. .

Elyas, a former Special Forces soldier who has become paranoid since a mission in Afghanistan, is recruited to ensure the safety of Amina and her daughter Nour, 13 years old, both of whom came from the Middle East for the holidays. As he takes office, Elyas senses something is up.