Mackenzie "Macaroni" Waterson is a twenty-five year old female where she's young and ambitious Probationary Firefighter who works for the Fire Department City of Empire, a sprawling metropolis plagued by corruption, and disasters. She is assigned to the Rescue Engine/Squad Company 525, a unit that responds to the most challenging and dangerous emergencies in the inner city. Macaroni has to prove herself to her fellow firefighters, who are skeptical of her abilities and background. She also has to balance her personal life with her demanding job, as she tries to rekindle her relationship with her girlfriend, who lives in the country of Little Bird, a peaceful and progressive nation where Macaroni spent two years studying Fire Science and Philosophy. Macaroni’s story is one of courage, passion, and adventure, as she faces the perils of fire, and violence in a world that is constantly changing.