Titane

Agathe Rousselle stars as Alexia / Adrien, a woman with a titanium plate in her head who becomes a murderous car model and serial killer after a bizarre sexual encounter, leading to a series of increasingly outlandish events. Vincent Lindon plays Vincent, a firefighter whose missing son reappears years later, unaware that the man claiming to be his son is actually Alexia, a woman with a dark past and a growing pregnancy.