Charlie Holmes is a discreet and shy policewoman who still lives with her grandfather. She is the descendant of the legendary Sherlock Holmes. One day, when she was hit by a car, something clicked. The cold Charlie, cut off from her emotions, is now overflowing with energy. She decides to stop her treatment to no longer be a robot. She hides it from her grandfather who advises her to continue for her own good. The police station in which she works is on a case of missing children. At the same time, we put a trainee forensic doctor Samy Vatel in his hands.