Leslie Medina

To stay out of prison, Eddy, a delinquent with a knack for mathematics, agrees to go undercover at a high school. His mission is to identify the child of a criminal. His new identity: a teacher.

Facing a series of complex murder cases, new police commander Hélène Bach must learn to work with the brilliant yet exasperating Raphaël, who can make the dead speak like no-one else.