A bombshell in the debate shakes up the race. Meanwhile, Julia visits the prison and begins to piece together a long-buried story.

Shifting allegiances and devastating twists leave the campaigns reeling as the final vote looms.

As the city again mourns one of its own, Robert vows to track down the culprits. Lucas grapples with Jeanne's news. Eric begins to unravel.

As Eric tries to avert a tragedy, Driss makes an unexpected announcement. A crisis leaves Lucas stuck in a difficult -- and vulnerable -- position.

An anonymous email stokes tensions between Robert and Rachel. Julia comes up with a shrewd campaign ploy, while Farid tries to rig the vote.

As Marseille's mayor rallies support for a controversial casino project, his longtime protégé prepares to take a bold step.

Julia confronts Lucas as her father begins to have second thoughts about the campaign. A jealous Eric tries to sabotage Sélim.

While Barrès and Taro plot their next moves, a brutal act jolts the city. Rachel tries to find out what her husband is hiding.

Mysterious messages put Taro on edge as he seeks a shortcut back into the race. Rachel struggles to come to terms with her new future.

Sweeping changes at City Hall inflame tensions across Marseille. Eric tips Rachel off to Julia's ordeal. Jeanne makes an unsettling discovery.