The Carabineers are investigating the assault of a woman involved in the same accident Cecchini lost his daughter in a few years earlier. Father Matteo welcomes the victim's little boy, Cosimo, into the rectory. Cecchini becomes close to the boy, maybe because he doesn't know who his mother is... Meanwhile, Seba is trying to find a way to embrace his girlfriend Alice. Maybe Sofia is just the one who could help him...