Emma Parker enjoys helping others, making her role as an ER nurse a perfect fit. She loves her job. Yet the relentless pace and high stakes often leave her stressed, especially when a life slips through her fingers and the toll of those moments weigh heavily on her. Her daughter is her world and Bellamy's cheerful presence always lifts her spirits. However, when Bellamy is with her other mother, Emma decides to turn to the gym for solace. Soon Emma learns that the women's only gym she's decided on is owned by someone who despises her for her ways in highschool, Ramona Rodriguez.