"Titi" discovered at the age of 40 that his father was alive, that he lived in Canada, and that he had a half-brother. One of the only photos left to this 57-year-old house painter, whose career was marked by ruptures, falls...

and a secret revealed after years of research. "Wait, I've got to show you something," Thierry says, pulling out a passport photo, with serrated edges. Now cracked by the years, the portrait represents Ann, his mother, in 1964.