Mismatch follows investigating judge Justine Rameau (Claire Borotra, Joseph, Murder In…) and police lieutenant Vanessa Tancelin (Constance Gay, Spiral, Murder In…), who unexpectedly discover they are half sisters! This prompts an Odd Couple-style set up where the two very different women live and work together – fighting crime and each other – in Strasbourg, the beautiful and historic capital of the Grand Est region in northeastern France.

Season 3 continues to mine rich dramatic tension from its central pairing of two women on opposite sides of the justice system. The dynamic between Vanessa, the seasoned and instinct-driven cop who trusts experience and intuition, and Justine, the composed and principled investigating judge guided by legal precision and moral conviction, remains the engine of the show. Season 3 deepens their relationship, forcing both women to confront the personal cost of their professional choices…