Watch A Deadly Union

Vincent is relieved to find out that the flower found at the scene of the accident did not belong to Camille. Alice tries to piece together what happened in Simon's accident. Vincent is horrified to learn where the flower really came from.

Alice tries to free her aunt from Etienne's grip. Claire helps Fabio report the death of Blandine. But Vincent has not forgiven Fabio and he is convinced that Sandra's death is connected to Simon's accident. Some people break their silence.

Claire tells Alice about her condition. The situation between Vincent and Alice is complicated and Camille senses that past feelings may be re-emerging. Claire refuses to give in to Blandine's blackmail and she gets together with Guy.

Alice relives the events that led her to leave Cassis. Claire is blackmailed again, this time by Blandine Pasquali. Vincent opens up a new line of inquiry when he finds out that William had a fight with Antony on the day of the wedding.

Sandra is found dead. Vincent suspects Antony Pasquali. Alice has no choice but to reveal the existence of a video showing Sandra's relationship with Antony. Pasquali is the prime suspect until Camille notices something underwater offshore.

Alice has come home for her sister Sandra's wedding. Her father, Guy, is delighted; her mother Claire and Vincent (Alice's ex), less so. Suddenly, William, the bridegroom, realizes that Sandra has vanished.