After finding out that the police have not made any progress in solving her daughter's murder, the security officer, named Sarah, takes matters into her own hands. She uses her skills and knowledge of the casino world to gather information and track down the alleged perpetrator.
As she delves deeper into the seedy underworld of her small town, Sarah discovers that the man she is searching for is connected to a powerful and dangerous crime syndicate. She enlists the help of a few allies, including a former colleague from the casino and a mysterious informant, to help her navigate this treacherous world.
As Sarah gets closer to finding the man responsible for her daughter's death, she also uncovers a web of corruption and deceit that reaches far beyond just one case. She becomes embroiled in a dangerous game of cat and mouse, with her own life on the line as she seeks justice for her daughter.
Ultimately, Sarah's quest for vengeance leads her to confront the dark forces that have shaped her town and to make some difficult choices about the kind of person she wants to be. The movie Martingale is a gripping thriller that explores the lengths a mother will go to for justice and the consequences of getting caught up in the criminal underworld.
