Marie Torres is a French woman who becomes involved with the French Resistance during the events of Joker Game. She initially appears as a companion and ally to the resistance group, but her true situation is more complex. To protect herself and her family from the occupying Nazis, she secretly collaborates with them, acting as a traitor within the resistance.

Marie is characterized as an anxious and caring individual. She tends to worry about the safety of others, particularly her fellow resistance member Alain. Her nervous demeanor reflects the constant pressure she feels from the dangerous double game she is forced to play. Her primary motivation throughout the story is the safety of her family, which drives her to betray her comrades despite her personal reluctance.

In the narrative, Marie meets the spy Ryosuke Shimano, who at the time is using the alias Hatano. During a escape attempt, she tries to use a pistol to stop her companions, inadvertently revealing herself as the traitor. She explains that she acted under duress to protect her family. After being subdued by Hatano, she is rescued by Jean, another member of the resistance who harbors romantic feelings for her, though Marie seems unaware of his affection. She and Jean escape together.

Marie’s role in the story is that of a conflicted ordinary person caught in the larger espionage conflict. Her development centers on the revelation of her forced betrayal and the moral compromises she makes out of desperation. She does not possess any notable combat or spy abilities; her actions are driven by fear and familial loyalty rather than training or ideology. Her character highlights the human cost of war and the difficult choices faced by civilians in occupied territories.