A man leaves jail after spending 15 years behind bars for murdering his girlfriend, a crime he insists he did not commit.

15 years after Pauline's murder, her elder sister, Lisa has to face Raphaël's release from prison. Raphaël, who always cried out his innocence. But Lisa is convinced that Raphaël is guilty. As a news reporter, she starts to investigate the case. Lisa's attitude seems excessive to her friends and relatives. Her family fell apart after this drama. Is it the reason why she cannot stop chasing after Raphaël?—Happy_Evil_Dude