There are many references: the plot is similar (the investigation of the mysterious death of the local beauty in a small town); the "Welcome to Mouthe" sign; the dead body of Candice Lecoeur is filmed the same way as Laura Palmer's body; both Candice and Laura kept diaries and their psychiatrists keep audio tapes of them; policeman Leloup crying after the discovery of Candice's body mirrors deputy Brennan crying when discovering Laura's body; Betty the hotel receptionist trying to seduce Rousseau mirrors Audrey Horne trying to seduce Cooper at the hotel; the electrical disturbances; Rousseau examining Candice's body in the morgue and finding a letter on her hand mirrors Cooper finding a letter under Laura's nail; Cathy's line at Candice's funeral "you all killed her" is similar to Bobby Briggs' line at Laura's funeral; Rousseau's pen name Magnus Horn is similar to Audrey Horne's name; Rousseau's book title "Qui a tué Roselyne" (Who killed Roselyne) is similar to Twin Peaks' tagline "Who killed Laura Palmer".