Who does Olivia Holt play in black and blue?

In the film "Black and Blue," Olivia Holt plays the character of a young woman named "Mia." Mia is a key figure in the story, which revolves around a police officer who witnesses a murder and must navigate the challenges of her environment while dealing with the consequences of her actions. Holt's performance adds depth to the narrative, showcasing the struggles faced by her character in a tense and dynamic situation.